20731334400

素因数分解:

$2^8\times 3^4\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 1080

約数和(自身を含む): 91084482720

約数和(自身を除く): 70353148320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 58, 60, 63, 64, 70, 72, 75, 80, 81, 84, 87, 90, 96, 100, 105, 108, 112, 116, 120, 126, 128, 135, 140, 144, 145, 150, 160, 162, 168, 174, 175, 180, 189, 192, 197, 200, 203, 210, 216, 224, 225, 232, 240, 252, 256, 261, 270, 280, 288, 290, 300, 315, 320, 324, 336, 348, 350, 360, 378, 384, 394, 400, 405, 406, 420, 432, 435, 448, 450, 464, 480, 504, 522, 525, 540, 560, 567, 576, 580, 591, 600, 609, 630, 640, 648, 672, 675, 696, 700, 720, 725, 756, 768, 783, 788, 800, 810, 812, 840, 864, 870, 896, 900, 928, 945, 960, 985, 1008, 1015, 1044, 1050, 1080, 1120, 1134, 1152, 1160, 1182, 1200, 1218, 1260, 1280, 1296, 1305, 1344, 1350, 1379, 1392, 1400, 1440, 1450, 1512, 1566, 1575, 1576, 1600, 1620, 1624, 1680, 1728, 1740, 1773, 1792, 1800, 1827, 1856, 1890, 1920, 1970, 2016, 2025, 2030, 2088, 2100, 2160, 2175, 2240, 2268, 2304, 2320, 2349, 2364, 2400, 2436, 2520, 2592, 2610, 2688, 2700, 2758, 2784, 2800, 2835, 2880, 2900, 2955, 3024, 3045, 3132, 3150, 3152, 3200, 3240, 3248, 3360, 3456, 3480, 3546, 3600, 3654, 3712, 3780, 3840, 3915, 3940, 4032, 4050, 4060, 4137, 4176, 4200, 4320, 4350, 4480, 4536, 4640, 4698, 4725, 4728, 4800, 4872, 4925, 5040, 5075, 5184, 5220, 5319, 5376, 5400, 5481, 5516, 5568, 5600, 5670, 5713, 5760, 5800, 5910, 6048, 6090, 6264, 6300, 6304, 6400, 6480, 6496, 6525, 6720, 6895, 6912, 6960, 7092, 7200, 7308, 7424, 7560, 7830, 7880, 8064, 8100, 8120, 8274, 8352, 8400, 8640, 8700, 8865, 8960, 9072, 9135, 9280, 9396, 9450, 9456, 9600, 9744, 9850, 10080, 10150, 10368, 10440, 10638, 10800, 10962, 11032, 11136, 11200, 11340, 11426, 11520, 11600, 11745, 11820, 12096, 12180, 12411, 12528, 12600, 12608, 12960, 12992, 13050, 13440, 13790, 13920, 14175, 14184, 14400, 14616, 14775, 15120, 15225, 15660, 15760, 15957, 16128, 16200, 16240, 16443, 16548, 16704, 16800, 17139, 17280, 17400, 17730, 18144, 18270, 18560, 18792, 18900, 18912, 19200, 19488, 19575, 19700, 20160, 20300, 20685, 20736, 20880, 21276, 21600, 21924, 22064, 22272, 22400, 22680, 22852, 23200, 23490, 23640, 24192, 24360, 24822, 25056, 25200, 25216, 25920, 25984, 26100, 26595, 26880, 27405, 27580, 27840, 28350, 28368, 28565, 28800, 29232, 29550, 30240, 30450, 31320, 31520, 31914, 32400, 32480, 32886, 33096, 33408, 33600, 34278, 34475, 34560, 34800, 35460, 36288, 36540, 37120, 37233, 37584, 37800, 37824, 38976, 39150, 39400, 39991, 40320, 40600, 41370, 41760, 42552, 43200, 43848, 44128, 44325, 44800, 45360, 45675, 45704, 46400, 46980, 47280, 48384, 48720, 49644, 50112, 50400, 50432, 51417, 51840, 51968, 52200, 53190, 54810, 55160, 55680, 56700, 56736, 57130, 57600, 58464, 58725, 59100, 60480, 60900, 62055, 62640, 63040, 63828, 64800, 64960, 65772, 66192, 66816, 67200, 68556, 68950, 69600, 70920, 72576, 73080, 74466, 75168, 75600, 75648, 77952, 78300, 78800, 79785, 79982, 80640, 81200, 82215, 82740, 83520, 85104, 85695, 86400, 87696, 88256, 88650, 90720, 91350, 91408, 92800, 93960, 94560, 97440, 99288, 100224, 100800, 102834, 103425, 103680, 104400, 106380, 109620, 110320, 111360, 111699, 113400, 113472, 114260, 116928, 117450, 118200, 119973, 120960, 121800, 124110, 125280, 126080, 127656, 129600, 129920, 131544, 132384, 132975, 134400, 137025, 137112, 137900, 139200, 141840, 142825, 145152, 146160, 148932, 150336, 151200, 151296, 154251, 155904, 156600, 157600, 159570, 159964, 162400, 164430, 165480, 167040, 170208, 171390, 172800, 175392, 176512, 177300, 181440, 182700, 182816, 185600, 186165, 187920, 189120, 194880, 198576, 199955, 200448, 201600, 205668, 206850, 208800, 212760, 219240, 220640, 223398, 226800, 226944, 228520, 233856, 234900, 236400, 239946, 241920, 243600, 248220, 250560, 252160, 255312, 257085, 259200, 259840, 263088, 264768, 265950, 274050, 274224, 275800, 278400, 283680, 285650, 292320, 297864, 300672, 302400, 308502, 310275, 313200, 315200, 319140, 319928, 324800, 328860, 330960, 334080, 340416, 342780, 350784, 353024, 354600, 359919, 362880, 365400, 365632, 372330, 375840, 378240, 389760, 397152, 398925, 399910, 403200, 411075, 411336, 413700, 417600, 425520, 428475, 438480, 441280, 446796, 453600, 453888, 457040, 462753, 467712, 469800, 472800, 479892, 487200, 496440, 501120, 510624, 514170, 518400, 526176, 529536, 531900, 548100, 548448, 551600, 556800, 558495, 567360, 571300, 584640, 595728, 599865, 601344, 604800, 617004, 620550, 626400, 630400, 638280, 639856, 649600, 657720, 661920, 680832, 685560, 701568, 709200, 719838, 725760, 730800, 731264, 744660, 751680, 756480, 771255, 779520, 794304, 797850, 799820, 822150, 822672, 827400, 835200, 851040, 856950, 876960, 882560, 893592, 907200, 914080, 925506, 930825, 939600, 945600, 959784, 974400, 992880, 999775, 1002240, 1021248, 1028340, 1052352, 1059072, 1063800, 1079757, 1096200, 1096896, 1103200, 1116990, 1134720, 1142600, 1169280, 1191456, 1199730, 1209600, 1234008, 1241100, 1252800, 1260800, 1276560, 1279712, 1285425, 1299200, 1315440, 1323840, 1361664, 1371120, 1403136, 1418400, 1439676, 1461600, 1462528, 1489320, 1503360, 1542510, 1588608, 1595700, 1599640, 1644300, 1645344, 1654800, 1670400, 1702080, 1713900, 1753920, 1765120, 1787184, 1799595, 1814400, 1828160, 1851012, 1861650, 1879200, 1891200, 1919568, 1948800, 1985760, 1999550, 2042496, 2056680, 2104704, 2127600, 2159514, 2192400, 2193792, 2206400, 2233980, 2269440, 2285200, 2313765, 2338560, 2382912, 2399460, 2468016, 2482200, 2505600, 2553120, 2559424, 2570850, 2630880, 2647680, 2742240, 2792475, 2836800, 2879352, 2923200, 2978640, 2999325, 3006720, 3085020, 3177216, 3191400, 3199280, 3239271, 3288600, 3290688, 3309600, 3404160, 3427800, 3507840, 3574368, 3599190, 3628800, 3656320, 3702024, 3723300, 3758400, 3782400, 3839136, 3856275, 3897600, 3971520, 3999100, 4084992, 4113360, 4209408, 4255200, 4319028, 4384800, 4387584, 4412800, 4467960, 4570400, 4627530, 4765824, 4798920, 4936032, 4964400, 5011200, 5106240, 5118848, 5141700, 5261760, 5295360, 5398785, 5484480, 5584950, 5673600, 5758704, 5846400, 5957280, 5998650, 6170040, 6382800, 6398560, 6478542, 6577200, 6581376, 6619200, 6808320, 6855600, 7015680, 7148736, 7198380, 7312640, 7404048, 7446600, 7516800, 7678272, 7712550, 7943040, 7998200, 8226720, 8510400, 8638056, 8769600, 8825600, 8935920, 8997975, 9140800, 9255060, 9531648, 9597840, 9872064, 9928800, 10212480, 10237696, 10283400, 10523520, 10797570, 10968960, 11169900, 11347200, 11517408, 11568825, 11692800, 11914560, 11997300, 12340080, 12765600, 12797120, 12957084, 13154400, 13162752, 13238400, 13711200, 14297472, 14396760, 14808096, 14893200, 15033600, 15356544, 15425100, 15886080, 15996400, 16196355, 16453440, 17020800, 17276112, 17539200, 17871840, 17995950, 18281600, 18510120, 19195680, 19744128, 19857600, 20424960, 20566800, 21047040, 21595140, 21937920, 22339800, 23034816, 23137650, 23829120, 23994600, 24680160, 25531200, 25594240, 25914168, 26308800, 26476800, 26993925, 27422400, 28594944, 28793520, 29616192, 29786400, 30713088, 30850200, 31992800, 32392710, 32906880, 34041600, 34552224, 35078400, 35743680, 35991900, 36563200, 37020240, 38391360, 39488256, 39715200, 41133600, 43190280, 44679600, 46069632, 46275300, 47658240, 47989200, 49360320, 51062400, 51188480, 51828336, 52617600, 53987850, 54844800, 57587040, 59232384, 59572800, 61700400, 63985600, 64785420, 65813760, 69104448, 71487360, 71983800, 74040480, 76782720, 79430400, 80981775, 82267200, 86380560, 89359200, 92139264, 92550600, 95978400, 98720640, 102124800, 103656672, 105235200, 107975700, 109689600, 115174080, 118464768, 119145600, 123400800, 127971200, 129570840, 138208896, 142974720, 143967600, 148080960, 153565440, 161963550, 164534400, 172761120, 178718400, 185101200, 191956800, 197441280, 207313344, 215951400, 230348160, 238291200, 246801600, 255942400, 259141680, 276417792, 287935200, 296161920, 323927100, 329068800, 345522240, 357436800, 370202400, 383913600, 414626688, 431902800, 460696320, 493603200, 518283360, 575870400, 592323840, 647854200, 691044480, 714873600, 740404800, 767827200, 829253376, 863805600, 987206400, 1036566720, 1151740800, 1295708400, 1382088960, 1480809600, 1727611200, 2073133440, 2303481600, 2591416800, 2961619200, 3455222400, 4146266880, 5182833600, 6910444800, 10365667200, 20731334400]

約数ペア:

[(1, 20731334400), (2, 10365667200), (3, 6910444800), (4, 5182833600), (5, 4146266880), (6, 3455222400), (7, 2961619200), (8, 2591416800), (9, 2303481600), (10, 2073133440), (12, 1727611200), (14, 1480809600), (15, 1382088960), (16, 1295708400), (18, 1151740800), (20, 1036566720), (21, 987206400), (24, 863805600), (25, 829253376), (27, 767827200), (28, 740404800), (29, 714873600), (30, 691044480), (32, 647854200), (35, 592323840), (36, 575870400), (40, 518283360), (42, 493603200), (45, 460696320), (48, 431902800), (50, 414626688), (54, 383913600), (56, 370202400), (58, 357436800), (60, 345522240), (63, 329068800), (64, 323927100), (70, 296161920), (72, 287935200), (75, 276417792), (80, 259141680), (81, 255942400), (84, 246801600), (87, 238291200), (90, 230348160), (96, 215951400), (100, 207313344), (105, 197441280), (108, 191956800), (112, 185101200), (116, 178718400), (120, 172761120), (126, 164534400), (128, 161963550), (135, 153565440), (140, 148080960), (144, 143967600), (145, 142974720), (150, 138208896), (160, 129570840), (162, 127971200), (168, 123400800), (174, 119145600), (175, 118464768), (180, 115174080), (189, 109689600), (192, 107975700), (197, 105235200), (200, 103656672), (203, 102124800), (210, 98720640), (216, 95978400), (224, 92550600), (225, 92139264), (232, 89359200), (240, 86380560), (252, 82267200), (256, 80981775), (261, 79430400), (270, 76782720), (280, 74040480), (288, 71983800), (290, 71487360), (300, 69104448), (315, 65813760), (320, 64785420), (324, 63985600), (336, 61700400), (348, 59572800), (350, 59232384), (360, 57587040), (378, 54844800), (384, 53987850), (394, 52617600), (400, 51828336), (405, 51188480), (406, 51062400), (420, 49360320), (432, 47989200), (435, 47658240), (448, 46275300), (450, 46069632), (464, 44679600), (480, 43190280), (504, 41133600), (522, 39715200), (525, 39488256), (540, 38391360), (560, 37020240), (567, 36563200), (576, 35991900), (580, 35743680), (591, 35078400), (600, 34552224), (609, 34041600), (630, 32906880), (640, 32392710), (648, 31992800), (672, 30850200), (675, 30713088), (696, 29786400), (700, 29616192), (720, 28793520), (725, 28594944), (756, 27422400), (768, 26993925), (783, 26476800), (788, 26308800), (800, 25914168), (810, 25594240), (812, 25531200), (840, 24680160), (864, 23994600), (870, 23829120), (896, 23137650), (900, 23034816), (928, 22339800), (945, 21937920), (960, 21595140), (985, 21047040), (1008, 20566800), (1015, 20424960), (1044, 19857600), (1050, 19744128), (1080, 19195680), (1120, 18510120), (1134, 18281600), (1152, 17995950), (1160, 17871840), (1182, 17539200), (1200, 17276112), (1218, 17020800), (1260, 16453440), (1280, 16196355), (1296, 15996400), (1305, 15886080), (1344, 15425100), (1350, 15356544), (1379, 15033600), (1392, 14893200), (1400, 14808096), (1440, 14396760), (1450, 14297472), (1512, 13711200), (1566, 13238400), (1575, 13162752), (1576, 13154400), (1600, 12957084), (1620, 12797120), (1624, 12765600), (1680, 12340080), (1728, 11997300), (1740, 11914560), (1773, 11692800), (1792, 11568825), (1800, 11517408), (1827, 11347200), (1856, 11169900), (1890, 10968960), (1920, 10797570), (1970, 10523520), (2016, 10283400), (2025, 10237696), (2030, 10212480), (2088, 9928800), (2100, 9872064), (2160, 9597840), (2175, 9531648), (2240, 9255060), (2268, 9140800), (2304, 8997975), (2320, 8935920), (2349, 8825600), (2364, 8769600), (2400, 8638056), (2436, 8510400), (2520, 8226720), (2592, 7998200), (2610, 7943040), (2688, 7712550), (2700, 7678272), (2758, 7516800), (2784, 7446600), (2800, 7404048), (2835, 7312640), (2880, 7198380), (2900, 7148736), (2955, 7015680), (3024, 6855600), (3045, 6808320), (3132, 6619200), (3150, 6581376), (3152, 6577200), (3200, 6478542), (3240, 6398560), (3248, 6382800), (3360, 6170040), (3456, 5998650), (3480, 5957280), (3546, 5846400), (3600, 5758704), (3654, 5673600), (3712, 5584950), (3780, 5484480), (3840, 5398785), (3915, 5295360), (3940, 5261760), (4032, 5141700), (4050, 5118848), (4060, 5106240), (4137, 5011200), (4176, 4964400), (4200, 4936032), (4320, 4798920), (4350, 4765824), (4480, 4627530), (4536, 4570400), (4640, 4467960), (4698, 4412800), (4725, 4387584), (4728, 4384800), (4800, 4319028), (4872, 4255200), (4925, 4209408), (5040, 4113360), (5075, 4084992), (5184, 3999100), (5220, 3971520), (5319, 3897600), (5376, 3856275), (5400, 3839136), (5481, 3782400), (5516, 3758400), (5568, 3723300), (5600, 3702024), (5670, 3656320), (5713, 3628800), (5760, 3599190), (5800, 3574368), (5910, 3507840), (6048, 3427800), (6090, 3404160), (6264, 3309600), (6300, 3290688), (6304, 3288600), (6400, 3239271), (6480, 3199280), (6496, 3191400), (6525, 3177216), (6720, 3085020), (6895, 3006720), (6912, 2999325), (6960, 2978640), (7092, 2923200), (7200, 2879352), (7308, 2836800), (7424, 2792475), (7560, 2742240), (7830, 2647680), (7880, 2630880), (8064, 2570850), (8100, 2559424), (8120, 2553120), (8274, 2505600), (8352, 2482200), (8400, 2468016), (8640, 2399460), (8700, 2382912), (8865, 2338560), (8960, 2313765), (9072, 2285200), (9135, 2269440), (9280, 2233980), (9396, 2206400), (9450, 2193792), (9456, 2192400), (9600, 2159514), (9744, 2127600), (9850, 2104704), (10080, 2056680), (10150, 2042496), (10368, 1999550), (10440, 1985760), (10638, 1948800), (10800, 1919568), (10962, 1891200), (11032, 1879200), (11136, 1861650), (11200, 1851012), (11340, 1828160), (11426, 1814400), (11520, 1799595), (11600, 1787184), (11745, 1765120), (11820, 1753920), (12096, 1713900), (12180, 1702080), (12411, 1670400), (12528, 1654800), (12600, 1645344), (12608, 1644300), (12960, 1599640), (12992, 1595700), (13050, 1588608), (13440, 1542510), (13790, 1503360), (13920, 1489320), (14175, 1462528), (14184, 1461600), (14400, 1439676), (14616, 1418400), (14775, 1403136), (15120, 1371120), (15225, 1361664), (15660, 1323840), (15760, 1315440), (15957, 1299200), (16128, 1285425), (16200, 1279712), (16240, 1276560), (16443, 1260800), (16548, 1252800), (16704, 1241100), (16800, 1234008), (17139, 1209600), (17280, 1199730), (17400, 1191456), (17730, 1169280), (18144, 1142600), (18270, 1134720), (18560, 1116990), (18792, 1103200), (18900, 1096896), (18912, 1096200), (19200, 1079757), (19488, 1063800), (19575, 1059072), (19700, 1052352), (20160, 1028340), (20300, 1021248), (20685, 1002240), (20736, 999775), (20880, 992880), (21276, 974400), (21600, 959784), (21924, 945600), (22064, 939600), (22272, 930825), (22400, 925506), (22680, 914080), (22852, 907200), (23200, 893592), (23490, 882560), (23640, 876960), (24192, 856950), (24360, 851040), (24822, 835200), (25056, 827400), (25200, 822672), (25216, 822150), (25920, 799820), (25984, 797850), (26100, 794304), (26595, 779520), (26880, 771255), (27405, 756480), (27580, 751680), (27840, 744660), (28350, 731264), (28368, 730800), (28565, 725760), (28800, 719838), (29232, 709200), (29550, 701568), (30240, 685560), (30450, 680832), (31320, 661920), (31520, 657720), (31914, 649600), (32400, 639856), (32480, 638280), (32886, 630400), (33096, 626400), (33408, 620550), (33600, 617004), (34278, 604800), (34475, 601344), (34560, 599865), (34800, 595728), (35460, 584640), (36288, 571300), (36540, 567360), (37120, 558495), (37233, 556800), (37584, 551600), (37800, 548448), (37824, 548100), (38976, 531900), (39150, 529536), (39400, 526176), (39991, 518400), (40320, 514170), (40600, 510624), (41370, 501120), (41760, 496440), (42552, 487200), (43200, 479892), (43848, 472800), (44128, 469800), (44325, 467712), (44800, 462753), (45360, 457040), (45675, 453888), (45704, 453600), (46400, 446796), (46980, 441280), (47280, 438480), (48384, 428475), (48720, 425520), (49644, 417600), (50112, 413700), (50400, 411336), (50432, 411075), (51417, 403200), (51840, 399910), (51968, 398925), (52200, 397152), (53190, 389760), (54810, 378240), (55160, 375840), (55680, 372330), (56700, 365632), (56736, 365400), (57130, 362880), (57600, 359919), (58464, 354600), (58725, 353024), (59100, 350784), (60480, 342780), (60900, 340416), (62055, 334080), (62640, 330960), (63040, 328860), (63828, 324800), (64800, 319928), (64960, 319140), (65772, 315200), (66192, 313200), (66816, 310275), (67200, 308502), (68556, 302400), (68950, 300672), (69600, 297864), (70920, 292320), (72576, 285650), (73080, 283680), (74466, 278400), (75168, 275800), (75600, 274224), (75648, 274050), (77952, 265950), (78300, 264768), (78800, 263088), (79785, 259840), (79982, 259200), (80640, 257085), (81200, 255312), (82215, 252160), (82740, 250560), (83520, 248220), (85104, 243600), (85695, 241920), (86400, 239946), (87696, 236400), (88256, 234900), (88650, 233856), (90720, 228520), (91350, 226944), (91408, 226800), (92800, 223398), (93960, 220640), (94560, 219240), (97440, 212760), (99288, 208800), (100224, 206850), (100800, 205668), (102834, 201600), (103425, 200448), (103680, 199955), (104400, 198576), (106380, 194880), (109620, 189120), (110320, 187920), (111360, 186165), (111699, 185600), (113400, 182816), (113472, 182700), (114260, 181440), (116928, 177300), (117450, 176512), (118200, 175392), (119973, 172800), (120960, 171390), (121800, 170208), (124110, 167040), (125280, 165480), (126080, 164430), (127656, 162400), (129600, 159964), (129920, 159570), (131544, 157600), (132384, 156600), (132975, 155904), (134400, 154251), (137025, 151296), (137112, 151200), (137900, 150336), (139200, 148932), (141840, 146160), (142825, 145152)]