222215101920

素因数分解:

$2^5\times 3^5\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:947

約数の個数: 1152

約数和(自身を含む): 966446208000

約数和(自身を除く): 744231106080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 49, 54, 56, 57, 60, 63, 70, 72, 76, 80, 81, 84, 90, 95, 96, 98, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 147, 152, 160, 162, 168, 171, 180, 189, 190, 196, 210, 216, 224, 228, 240, 243, 245, 252, 266, 270, 280, 285, 288, 294, 304, 315, 324, 336, 342, 343, 360, 378, 380, 392, 399, 405, 420, 432, 441, 456, 480, 486, 490, 504, 513, 532, 540, 560, 567, 570, 588, 608, 630, 648, 665, 672, 684, 686, 720, 735, 756, 760, 784, 798, 810, 840, 855, 864, 877, 882, 912, 931, 945, 972, 980, 1008, 1026, 1029, 1064, 1080, 1120, 1134, 1140, 1176, 1197, 1215, 1260, 1296, 1323, 1330, 1368, 1372, 1440, 1470, 1512, 1520, 1539, 1568, 1596, 1620, 1680, 1701, 1710, 1715, 1754, 1764, 1824, 1862, 1890, 1944, 1960, 1995, 2016, 2052, 2058, 2128, 2160, 2205, 2268, 2280, 2352, 2394, 2430, 2520, 2565, 2592, 2631, 2646, 2660, 2736, 2744, 2793, 2835, 2940, 3024, 3040, 3078, 3087, 3192, 3240, 3360, 3402, 3420, 3430, 3508, 3528, 3591, 3724, 3780, 3888, 3920, 3969, 3990, 4104, 4116, 4256, 4320, 4385, 4410, 4536, 4560, 4617, 4655, 4704, 4788, 4860, 5040, 5130, 5145, 5262, 5292, 5320, 5472, 5488, 5586, 5670, 5880, 5985, 6048, 6139, 6156, 6174, 6384, 6480, 6517, 6615, 6804, 6840, 6860, 7016, 7056, 7182, 7448, 7560, 7695, 7776, 7840, 7893, 7938, 7980, 8208, 8232, 8379, 8505, 8770, 8820, 9072, 9120, 9234, 9261, 9310, 9576, 9720, 10080, 10260, 10290, 10524, 10584, 10640, 10773, 10976, 11172, 11340, 11760, 11907, 11970, 12278, 12312, 12348, 12768, 12960, 13034, 13155, 13230, 13608, 13680, 13720, 13965, 14032, 14112, 14364, 14896, 15120, 15390, 15435, 15786, 15876, 15960, 16416, 16464, 16663, 16758, 17010, 17540, 17640, 17955, 18144, 18417, 18468, 18522, 18620, 19152, 19440, 19551, 19845, 20520, 20580, 21048, 21168, 21280, 21546, 22344, 22680, 23085, 23520, 23679, 23814, 23940, 24556, 24624, 24696, 25137, 26068, 26310, 26460, 27216, 27360, 27440, 27783, 27930, 28064, 28728, 29792, 30240, 30695, 30780, 30870, 31572, 31752, 31920, 32319, 32585, 32928, 33326, 33516, 34020, 35080, 35280, 35910, 36834, 36936, 37044, 37240, 38304, 38880, 39102, 39465, 39690, 41040, 41160, 41895, 42096, 42336, 42973, 43092, 44688, 45360, 46170, 46305, 47358, 47628, 47880, 49112, 49248, 49392, 49989, 50274, 52136, 52620, 52920, 53865, 54432, 54880, 55251, 55566, 55860, 57456, 58653, 59535, 61390, 61560, 61740, 63144, 63504, 63840, 64638, 65170, 66652, 67032, 68040, 70160, 70560, 71037, 71820, 73668, 73872, 74088, 74480, 75411, 78204, 78930, 79380, 82080, 82320, 83315, 83349, 83790, 84192, 85946, 86184, 89376, 90720, 92085, 92340, 92610, 94716, 95256, 95760, 97755, 98224, 98784, 99978, 100548, 104272, 105240, 105840, 107730, 110502, 111132, 111720, 114912, 116641, 117306, 118395, 119070, 122780, 123120, 123480, 125685, 126288, 127008, 128919, 129276, 130340, 133304, 134064, 136080, 138915, 140320, 142074, 143640, 147336, 147744, 148176, 148960, 149967, 150822, 156408, 157860, 158760, 161595, 164640, 165753, 166630, 166698, 167580, 171892, 172368, 175959, 184170, 184680, 185220, 189432, 190512, 191520, 195510, 196448, 199956, 201096, 208544, 210480, 211680, 213111, 214865, 215460, 221004, 222264, 223440, 226233, 233282, 234612, 236790, 238140, 245560, 246240, 246960, 249945, 251370, 252576, 257838, 258552, 260680, 266608, 268128, 272160, 276255, 277830, 284148, 287280, 293265, 294672, 296352, 299934, 300811, 301644, 312816, 315720, 317520, 323190, 331506, 333260, 333396, 335160, 343784, 344736, 349923, 351918, 355185, 368340, 369360, 370440, 377055, 378864, 381024, 386757, 391020, 399912, 402192, 416745, 420960, 426222, 429730, 430920, 442008, 444528, 446880, 449901, 452466, 466564, 469224, 473580, 476280, 491120, 493920, 497259, 499890, 502740, 515676, 517104, 521360, 527877, 533216, 552510, 555660, 568296, 574560, 583205, 586530, 589344, 599868, 601622, 603288, 625632, 631440, 635040, 644595, 646380, 663012, 666520, 666792, 670320, 687568, 699846, 703836, 710370, 736680, 738720, 740880, 749835, 754110, 757728, 773514, 782040, 799824, 804384, 816487, 828765, 833490, 852444, 859460, 861840, 879795, 884016, 889056, 899802, 902433, 904932, 933128, 938448, 947160, 952560, 982240, 994518, 999780, 1005480, 1031352, 1034208, 1042720, 1049769, 1055754, 1065555, 1105020, 1111320, 1131165, 1136592, 1160271, 1166410, 1173060, 1199736, 1203244, 1206576, 1262880, 1289190, 1292760, 1326024, 1333040, 1333584, 1340640, 1349703, 1375136, 1399692, 1407672, 1420740, 1473360, 1481760, 1491777, 1499670, 1504055, 1508220, 1547028, 1564080, 1583631, 1599648, 1632974, 1657530, 1666980, 1704888, 1718920, 1723680, 1749615, 1759590, 1768032, 1799604, 1804866, 1809864, 1866256, 1876896, 1894320, 1905120, 1933785, 1989036, 1999560, 2010960, 2062704, 2099538, 2111508, 2131110, 2210040, 2222640, 2249505, 2262330, 2273184, 2320542, 2332820, 2346120, 2399472, 2406488, 2413152, 2449461, 2486295, 2578380, 2585520, 2639385, 2652048, 2666080, 2667168, 2699406, 2707299, 2799384, 2815344, 2841480, 2946720, 2983554, 2999340, 3008110, 3016440, 3094056, 3128160, 3149307, 3167262, 3265948, 3315060, 3333960, 3409776, 3437840, 3480813, 3499230, 3519180, 3599208, 3609732, 3619728, 3732512, 3788640, 3867570, 3978072, 3999120, 4021920, 4049109, 4082435, 4125408, 4199076, 4223016, 4262220, 4420080, 4445280, 4499010, 4512165, 4524660, 4641084, 4665640, 4692240, 4798944, 4812976, 4898922, 4972590, 5156760, 5171040, 5248845, 5278770, 5304096, 5398812, 5414598, 5598768, 5630688, 5682960, 5715409, 5801355, 5967108, 5998680, 6016220, 6032880, 6188112, 6298614, 6334524, 6531896, 6630120, 6667920, 6748515, 6819552, 6875680, 6961626, 6998460, 7038360, 7198416, 7219464, 7239456, 7348383, 7458885, 7735140, 7918155, 7956144, 7998240, 8098218, 8121897, 8164870, 8398152, 8446032, 8524440, 8840160, 8998020, 9024330, 9049320, 9282168, 9331280, 9384480, 9447921, 9625952, 9797844, 9945180, 10313520, 10442439, 10497690, 10557540, 10797624, 10829196, 11197536, 11365920, 11430818, 11602710, 11934216, 11997360, 12032440, 12065760, 12247305, 12376224, 12597228, 12669048, 13063792, 13260240, 13335840, 13497030, 13536495, 13923252, 13996920, 14076720, 14396832, 14438928, 14696766, 14917770, 15470280, 15746535, 15836310, 15912288, 16196436, 16243794, 16329740, 16796304, 16892064, 17048880, 17146227, 17404065, 17996040, 18048660, 18098640, 18564336, 18662560, 18895842, 19595688, 19890360, 20245545, 20627040, 20884878, 20995380, 21115080, 21595248, 21658392, 22045149, 22861636, 23205420, 23868432, 23994720, 24064880, 24365691, 24494610, 25194456, 25338096, 26127584, 26520480, 26994060, 27072990, 27846504, 27993840, 28153440, 28343763, 28577045, 28877856, 29393532, 29835540, 30940560, 31493070, 31672620, 32392872, 32487588, 32659480, 33592608, 34097760, 34292454, 34808130, 35992080, 36097320, 36197280, 36741915, 37128672, 37791684, 39191376, 39780720, 40491090, 40609485, 41769756, 41990760, 42230160, 43190496, 43316784, 44090298, 45723272, 46410840, 47239605, 47736864, 48129760, 48731382, 48989220, 50388912, 50676192, 51438681, 52212195, 53988120, 54145980, 55693008, 55987680, 56687526, 57154090, 58787064, 59671080, 61881120, 62986140, 63345240, 64785744, 64975176, 65318960, 66135447, 68584908, 69616260, 71984160, 72194640, 73097073, 73483830, 75583368, 78382752, 79561440, 80982180, 81218970, 83539512, 83981520, 84460320, 85731135, 86633568, 88180596, 91446544, 92821680, 94479210, 97462764, 97978440, 100777824, 102877362, 104424390, 107976240, 108291960, 110225745, 111386016, 113375052, 114308180, 117574128, 119342160, 121828455, 125972280, 126690480, 129571488, 129950352, 130637920, 132270894, 137169816, 139232520, 141718815, 144389280, 146194146, 146967660, 151166736, 154316043, 161964360, 162437940, 167079024, 167963040, 171462270, 176361192, 182893088, 185643360, 188958420, 194925528, 195956880, 198406341, 205754724, 208848780, 215952480, 216583920, 220451490, 226750104, 228616360, 235148256, 238684320, 243656910, 251944560, 253380960, 257193405, 259900704, 264541788, 274339632, 278465040, 283437630, 292388292, 293935320, 302333472, 308632086, 323928720, 324875880, 330677235, 334158048, 342924540, 352722384, 365485365, 377916840, 389851056, 391913760, 396812682, 411509448, 417697560, 433167840, 440902980, 453500208, 457232720, 462948129, 487313820, 503889120, 514386810, 529083576, 548679264, 556930080, 566875260, 584776584, 587870640, 617264172, 647857440, 649751760, 661354470, 685849080, 705444768, 730970730, 755833680, 771580215, 779702112, 793625364, 823018896, 835395120, 881805960, 907000416, 914465440, 925896258, 974627640, 992031705, 1028773620, 1058167152, 1133750520, 1169553168, 1175741280, 1234528344, 1299503520, 1322708940, 1371698160, 1388844387, 1461941460, 1511667360, 1543160430, 1587250728, 1646037792, 1670790240, 1763611920, 1851792516, 1949255280, 1984063410, 2057547240, 2116334304, 2267501040, 2314740645, 2339106336, 2469056688, 2645417880, 2743396320, 2777688774, 2923882920, 3086320860, 3174501456, 3527223840, 3703585032, 3898510560, 3968126820, 4115094480, 4535002080, 4629481290, 4938113376, 5290835760, 5555377548, 5847765840, 6172641720, 6349002912, 6944221935, 7407170064, 7936253640, 8230188960, 9258962580, 10581671520, 11110755096, 11695531680, 12345283440, 13888443870, 14814340128, 15872507280, 18517925160, 22221510192, 24690566880, 27776887740, 31745014560, 37035850320, 44443020384, 55553775480, 74071700640, 111107550960, 222215101920]

約数ペア:

[(1, 222215101920), (2, 111107550960), (3, 74071700640), (4, 55553775480), (5, 44443020384), (6, 37035850320), (7, 31745014560), (8, 27776887740), (9, 24690566880), (10, 22221510192), (12, 18517925160), (14, 15872507280), (15, 14814340128), (16, 13888443870), (18, 12345283440), (19, 11695531680), (20, 11110755096), (21, 10581671520), (24, 9258962580), (27, 8230188960), (28, 7936253640), (30, 7407170064), (32, 6944221935), (35, 6349002912), (36, 6172641720), (38, 5847765840), (40, 5555377548), (42, 5290835760), (45, 4938113376), (48, 4629481290), (49, 4535002080), (54, 4115094480), (56, 3968126820), (57, 3898510560), (60, 3703585032), (63, 3527223840), (70, 3174501456), (72, 3086320860), (76, 2923882920), (80, 2777688774), (81, 2743396320), (84, 2645417880), (90, 2469056688), (95, 2339106336), (96, 2314740645), (98, 2267501040), (105, 2116334304), (108, 2057547240), (112, 1984063410), (114, 1949255280), (120, 1851792516), (126, 1763611920), (133, 1670790240), (135, 1646037792), (140, 1587250728), (144, 1543160430), (147, 1511667360), (152, 1461941460), (160, 1388844387), (162, 1371698160), (168, 1322708940), (171, 1299503520), (180, 1234528344), (189, 1175741280), (190, 1169553168), (196, 1133750520), (210, 1058167152), (216, 1028773620), (224, 992031705), (228, 974627640), (240, 925896258), (243, 914465440), (245, 907000416), (252, 881805960), (266, 835395120), (270, 823018896), (280, 793625364), (285, 779702112), (288, 771580215), (294, 755833680), (304, 730970730), (315, 705444768), (324, 685849080), (336, 661354470), (342, 649751760), (343, 647857440), (360, 617264172), (378, 587870640), (380, 584776584), (392, 566875260), (399, 556930080), (405, 548679264), (420, 529083576), (432, 514386810), (441, 503889120), (456, 487313820), (480, 462948129), (486, 457232720), (490, 453500208), (504, 440902980), (513, 433167840), (532, 417697560), (540, 411509448), (560, 396812682), (567, 391913760), (570, 389851056), (588, 377916840), (608, 365485365), (630, 352722384), (648, 342924540), (665, 334158048), (672, 330677235), (684, 324875880), (686, 323928720), (720, 308632086), (735, 302333472), (756, 293935320), (760, 292388292), (784, 283437630), (798, 278465040), (810, 274339632), (840, 264541788), (855, 259900704), (864, 257193405), (877, 253380960), (882, 251944560), (912, 243656910), (931, 238684320), (945, 235148256), (972, 228616360), (980, 226750104), (1008, 220451490), (1026, 216583920), (1029, 215952480), (1064, 208848780), (1080, 205754724), (1120, 198406341), (1134, 195956880), (1140, 194925528), (1176, 188958420), (1197, 185643360), (1215, 182893088), (1260, 176361192), (1296, 171462270), (1323, 167963040), (1330, 167079024), (1368, 162437940), (1372, 161964360), (1440, 154316043), (1470, 151166736), (1512, 146967660), (1520, 146194146), (1539, 144389280), (1568, 141718815), (1596, 139232520), (1620, 137169816), (1680, 132270894), (1701, 130637920), (1710, 129950352), (1715, 129571488), (1754, 126690480), (1764, 125972280), (1824, 121828455), (1862, 119342160), (1890, 117574128), (1944, 114308180), (1960, 113375052), (1995, 111386016), (2016, 110225745), (2052, 108291960), (2058, 107976240), (2128, 104424390), (2160, 102877362), (2205, 100777824), (2268, 97978440), (2280, 97462764), (2352, 94479210), (2394, 92821680), (2430, 91446544), (2520, 88180596), (2565, 86633568), (2592, 85731135), (2631, 84460320), (2646, 83981520), (2660, 83539512), (2736, 81218970), (2744, 80982180), (2793, 79561440), (2835, 78382752), (2940, 75583368), (3024, 73483830), (3040, 73097073), (3078, 72194640), (3087, 71984160), (3192, 69616260), (3240, 68584908), (3360, 66135447), (3402, 65318960), (3420, 64975176), (3430, 64785744), (3508, 63345240), (3528, 62986140), (3591, 61881120), (3724, 59671080), (3780, 58787064), (3888, 57154090), (3920, 56687526), (3969, 55987680), (3990, 55693008), (4104, 54145980), (4116, 53988120), (4256, 52212195), (4320, 51438681), (4385, 50676192), (4410, 50388912), (4536, 48989220), (4560, 48731382), (4617, 48129760), (4655, 47736864), (4704, 47239605), (4788, 46410840), (4860, 45723272), (5040, 44090298), (5130, 43316784), (5145, 43190496), (5262, 42230160), (5292, 41990760), (5320, 41769756), (5472, 40609485), (5488, 40491090), (5586, 39780720), (5670, 39191376), (5880, 37791684), (5985, 37128672), (6048, 36741915), (6139, 36197280), (6156, 36097320), (6174, 35992080), (6384, 34808130), (6480, 34292454), (6517, 34097760), (6615, 33592608), (6804, 32659480), (6840, 32487588), (6860, 32392872), (7016, 31672620), (7056, 31493070), (7182, 30940560), (7448, 29835540), (7560, 29393532), (7695, 28877856), (7776, 28577045), (7840, 28343763), (7893, 28153440), (7938, 27993840), (7980, 27846504), (8208, 27072990), (8232, 26994060), (8379, 26520480), (8505, 26127584), (8770, 25338096), (8820, 25194456), (9072, 24494610), (9120, 24365691), (9234, 24064880), (9261, 23994720), (9310, 23868432), (9576, 23205420), (9720, 22861636), (10080, 22045149), (10260, 21658392), (10290, 21595248), (10524, 21115080), (10584, 20995380), (10640, 20884878), (10773, 20627040), (10976, 20245545), (11172, 19890360), (11340, 19595688), (11760, 18895842), (11907, 18662560), (11970, 18564336), (12278, 18098640), (12312, 18048660), (12348, 17996040), (12768, 17404065), (12960, 17146227), (13034, 17048880), (13155, 16892064), (13230, 16796304), (13608, 16329740), (13680, 16243794), (13720, 16196436), (13965, 15912288), (14032, 15836310), (14112, 15746535), (14364, 15470280), (14896, 14917770), (15120, 14696766), (15390, 14438928), (15435, 14396832), (15786, 14076720), (15876, 13996920), (15960, 13923252), (16416, 13536495), (16464, 13497030), (16663, 13335840), (16758, 13260240), (17010, 13063792), (17540, 12669048), (17640, 12597228), (17955, 12376224), (18144, 12247305), (18417, 12065760), (18468, 12032440), (18522, 11997360), (18620, 11934216), (19152, 11602710), (19440, 11430818), (19551, 11365920), (19845, 11197536), (20520, 10829196), (20580, 10797624), (21048, 10557540), (21168, 10497690), (21280, 10442439), (21546, 10313520), (22344, 9945180), (22680, 9797844), (23085, 9625952), (23520, 9447921), (23679, 9384480), (23814, 9331280), (23940, 9282168), (24556, 9049320), (24624, 9024330), (24696, 8998020), (25137, 8840160), (26068, 8524440), (26310, 8446032), (26460, 8398152), (27216, 8164870), (27360, 8121897), (27440, 8098218), (27783, 7998240), (27930, 7956144), (28064, 7918155), (28728, 7735140), (29792, 7458885), (30240, 7348383), (30695, 7239456), (30780, 7219464), (30870, 7198416), (31572, 7038360), (31752, 6998460), (31920, 6961626), (32319, 6875680), (32585, 6819552), (32928, 6748515), (33326, 6667920), (33516, 6630120), (34020, 6531896), (35080, 6334524), (35280, 6298614), (35910, 6188112), (36834, 6032880), (36936, 6016220), (37044, 5998680), (37240, 5967108), (38304, 5801355), (38880, 5715409), (39102, 5682960), (39465, 5630688), (39690, 5598768), (41040, 5414598), (41160, 5398812), (41895, 5304096), (42096, 5278770), (42336, 5248845), (42973, 5171040), (43092, 5156760), (44688, 4972590), (45360, 4898922), (46170, 4812976), (46305, 4798944), (47358, 4692240), (47628, 4665640), (47880, 4641084), (49112, 4524660), (49248, 4512165), (49392, 4499010), (49989, 4445280), (50274, 4420080), (52136, 4262220), (52620, 4223016), (52920, 4199076), (53865, 4125408), (54432, 4082435), (54880, 4049109), (55251, 4021920), (55566, 3999120), (55860, 3978072), (57456, 3867570), (58653, 3788640), (59535, 3732512), (61390, 3619728), (61560, 3609732), (61740, 3599208), (63144, 3519180), (63504, 3499230), (63840, 3480813), (64638, 3437840), (65170, 3409776), (66652, 3333960), (67032, 3315060), (68040, 3265948), (70160, 3167262), (70560, 3149307), (71037, 3128160), (71820, 3094056), (73668, 3016440), (73872, 3008110), (74088, 2999340), (74480, 2983554), (75411, 2946720), (78204, 2841480), (78930, 2815344), (79380, 2799384), (82080, 2707299), (82320, 2699406), (83315, 2667168), (83349, 2666080), (83790, 2652048), (84192, 2639385), (85946, 2585520), (86184, 2578380), (89376, 2486295), (90720, 2449461), (92085, 2413152), (92340, 2406488), (92610, 2399472), (94716, 2346120), (95256, 2332820), (95760, 2320542), (97755, 2273184), (98224, 2262330), (98784, 2249505), (99978, 2222640), (100548, 2210040), (104272, 2131110), (105240, 2111508), (105840, 2099538), (107730, 2062704), (110502, 2010960), (111132, 1999560), (111720, 1989036), (114912, 1933785), (116641, 1905120), (117306, 1894320), (118395, 1876896), (119070, 1866256), (122780, 1809864), (123120, 1804866), (123480, 1799604), (125685, 1768032), (126288, 1759590), (127008, 1749615), (128919, 1723680), (129276, 1718920), (130340, 1704888), (133304, 1666980), (134064, 1657530), (136080, 1632974), (138915, 1599648), (140320, 1583631), (142074, 1564080), (143640, 1547028), (147336, 1508220), (147744, 1504055), (148176, 1499670), (148960, 1491777), (149967, 1481760), (150822, 1473360), (156408, 1420740), (157860, 1407672), (158760, 1399692), (161595, 1375136), (164640, 1349703), (165753, 1340640), (166630, 1333584), (166698, 1333040), (167580, 1326024), (171892, 1292760), (172368, 1289190), (175959, 1262880), (184170, 1206576), (184680, 1203244), (185220, 1199736), (189432, 1173060), (190512, 1166410), (191520, 1160271), (195510, 1136592), (196448, 1131165), (199956, 1111320), (201096, 1105020), (208544, 1065555), (210480, 1055754), (211680, 1049769), (213111, 1042720), (214865, 1034208), (215460, 1031352), (221004, 1005480), (222264, 999780), (223440, 994518), (226233, 982240), (233282, 952560), (234612, 947160), (236790, 938448), (238140, 933128), (245560, 904932), (246240, 902433), (246960, 899802), (249945, 889056), (251370, 884016), (252576, 879795), (257838, 861840), (258552, 859460), (260680, 852444), (266608, 833490), (268128, 828765), (272160, 816487), (276255, 804384), (277830, 799824), (284148, 782040), (287280, 773514), (293265, 757728), (294672, 754110), (296352, 749835), (299934, 740880), (300811, 738720), (301644, 736680), (312816, 710370), (315720, 703836), (317520, 699846), (323190, 687568), (331506, 670320), (333260, 666792), (333396, 666520), (335160, 663012), (343784, 646380), (344736, 644595), (349923, 635040), (351918, 631440), (355185, 625632), (368340, 603288), (369360, 601622), (370440, 599868), (377055, 589344), (378864, 586530), (381024, 583205), (386757, 574560), (391020, 568296), (399912, 555660), (402192, 552510), (416745, 533216), (420960, 527877), (426222, 521360), (429730, 517104), (430920, 515676), (442008, 502740), (444528, 499890), (446880, 497259), (449901, 493920), (452466, 491120), (466564, 476280), (469224, 473580)]