28280689920

素因数分解:

$2^8\times 3^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:493

約数の個数: 864

約数和(自身を含む): 119994900480

約数和(自身を除く): 91714210560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 64, 70, 72, 80, 81, 84, 90, 93, 96, 105, 108, 112, 120, 124, 126, 128, 135, 140, 144, 155, 160, 162, 168, 180, 186, 189, 192, 210, 216, 217, 224, 240, 243, 248, 252, 256, 270, 279, 280, 288, 310, 315, 320, 324, 336, 360, 372, 378, 384, 405, 419, 420, 432, 434, 448, 465, 480, 486, 496, 504, 540, 558, 560, 567, 576, 620, 630, 640, 648, 651, 672, 720, 744, 756, 768, 810, 837, 838, 840, 864, 868, 896, 930, 945, 960, 972, 992, 1008, 1080, 1085, 1116, 1120, 1134, 1152, 1215, 1240, 1257, 1260, 1280, 1296, 1302, 1344, 1395, 1440, 1488, 1512, 1620, 1674, 1676, 1680, 1701, 1728, 1736, 1792, 1860, 1890, 1920, 1944, 1953, 1984, 2016, 2095, 2160, 2170, 2232, 2240, 2268, 2304, 2430, 2480, 2511, 2514, 2520, 2592, 2604, 2688, 2790, 2835, 2880, 2933, 2976, 3024, 3240, 3255, 3348, 3352, 3360, 3402, 3456, 3472, 3720, 3771, 3780, 3840, 3888, 3906, 3968, 4032, 4185, 4190, 4320, 4340, 4464, 4480, 4536, 4860, 4960, 5022, 5028, 5040, 5184, 5208, 5376, 5580, 5670, 5760, 5859, 5866, 5952, 6048, 6285, 6480, 6510, 6696, 6704, 6720, 6804, 6912, 6944, 7440, 7533, 7542, 7560, 7776, 7812, 7936, 8064, 8370, 8380, 8505, 8640, 8680, 8799, 8928, 8960, 9072, 9720, 9765, 9920, 10044, 10056, 10080, 10368, 10416, 11160, 11313, 11340, 11520, 11718, 11732, 11904, 12096, 12555, 12570, 12960, 12989, 13020, 13392, 13408, 13440, 13608, 13888, 14665, 14880, 15066, 15084, 15120, 15552, 15624, 16128, 16740, 16760, 17010, 17280, 17360, 17577, 17598, 17856, 18144, 18855, 19440, 19530, 19840, 20088, 20112, 20160, 20736, 20832, 22320, 22626, 22680, 23436, 23464, 23808, 24192, 25110, 25140, 25920, 25978, 26040, 26397, 26784, 26816, 26880, 27216, 27776, 29295, 29330, 29760, 30132, 30168, 30240, 31104, 31248, 33480, 33520, 33939, 34020, 34560, 34720, 35154, 35196, 35712, 36288, 37665, 37710, 38880, 38967, 39060, 39680, 40176, 40224, 40320, 41664, 43995, 44640, 45252, 45360, 46872, 46928, 48384, 50220, 50280, 51840, 51956, 52080, 52731, 52794, 53568, 53632, 54432, 55552, 56565, 58590, 58660, 59520, 60264, 60336, 60480, 62208, 62496, 64945, 66960, 67040, 67878, 68040, 69440, 70308, 70392, 71424, 72576, 75330, 75420, 77760, 77934, 78120, 79191, 80352, 80448, 80640, 83328, 87885, 87990, 89280, 90504, 90720, 90923, 93744, 93856, 100440, 100560, 101817, 103680, 103912, 104160, 105462, 105588, 107136, 107264, 108864, 113130, 116901, 117180, 117320, 119040, 120528, 120672, 120960, 124992, 129890, 131985, 133920, 134080, 135756, 136080, 138880, 140616, 140784, 145152, 150660, 150840, 155520, 155868, 156240, 158382, 160704, 160896, 166656, 169695, 175770, 175980, 178560, 181008, 181440, 181846, 187488, 187712, 194835, 200880, 201120, 203634, 207824, 208320, 210924, 211176, 214272, 217728, 226260, 233802, 234360, 234640, 237573, 241056, 241344, 241920, 249984, 259780, 263655, 263970, 267840, 268160, 271512, 272160, 272769, 277760, 281232, 281568, 301320, 301680, 311040, 311736, 312480, 316764, 321408, 321792, 339390, 350703, 351540, 351960, 357120, 362016, 362880, 363692, 374976, 375424, 389670, 395955, 401760, 402240, 407268, 415648, 416640, 421848, 422352, 435456, 452520, 454615, 467604, 468720, 469280, 475146, 482112, 482688, 499968, 509085, 519560, 527310, 527940, 535680, 536320, 543024, 544320, 545538, 562464, 563136, 584505, 602640, 603360, 623472, 624960, 633528, 642816, 678780, 701406, 703080, 703920, 712719, 724032, 725760, 727384, 749952, 750848, 779340, 791910, 803520, 804480, 814536, 818307, 831296, 833280, 843696, 844704, 905040, 909230, 935208, 937440, 938560, 950292, 964224, 965376, 1018170, 1039120, 1052109, 1054620, 1055880, 1071360, 1086048, 1088640, 1091076, 1124928, 1126272, 1169010, 1187865, 1205280, 1206720, 1246944, 1249920, 1267056, 1357560, 1363845, 1402812, 1406160, 1407840, 1425438, 1448064, 1454768, 1499904, 1558680, 1583820, 1607040, 1608960, 1629072, 1636614, 1662592, 1687392, 1689408, 1753515, 1810080, 1818460, 1870416, 1874880, 1877120, 1900584, 1928448, 2036340, 2078240, 2104218, 2109240, 2111760, 2172096, 2177280, 2182152, 2249856, 2252544, 2338020, 2375730, 2410560, 2413440, 2454921, 2493888, 2499840, 2534112, 2715120, 2727690, 2805624, 2812320, 2815680, 2850876, 2896128, 2909536, 3117360, 3156327, 3167640, 3214080, 3258144, 3273228, 3325184, 3374784, 3378816, 3507030, 3563595, 3620160, 3636920, 3740832, 3749760, 3754240, 3801168, 4072680, 4091535, 4156480, 4208436, 4218480, 4223520, 4344192, 4364304, 4499712, 4676040, 4751460, 4821120, 4826880, 4909842, 4987776, 5068224, 5260545, 5430240, 5455380, 5611248, 5624640, 5631360, 5701752, 5819072, 6234720, 6312654, 6335280, 6516288, 6546456, 6749568, 6757632, 7014060, 7127190, 7240320, 7273840, 7364763, 7481664, 7499520, 7602336, 8145360, 8183070, 8312960, 8416872, 8436960, 8447040, 8688384, 8728608, 9352080, 9502920, 9642240, 9819684, 9975552, 10136448, 10521090, 10860480, 10910760, 11222496, 11249280, 11262720, 11403504, 11638144, 12274605, 12469440, 12625308, 12670560, 13032576, 13092912, 13499136, 14028120, 14254380, 14480640, 14547680, 14729526, 14963328, 15204672, 15781635, 16290720, 16366140, 16625920, 16833744, 16873920, 16894080, 17457216, 18704160, 19005840, 19639368, 20272896, 21042180, 21720960, 21821520, 22094289, 22444992, 22498560, 22807008, 23276288, 24549210, 24938880, 25250616, 25341120, 26065152, 26185824, 28056240, 28508760, 29095360, 29459052, 29926656, 30409344, 31563270, 32581440, 32732280, 33667488, 33747840, 33788160, 34914432, 36823815, 37408320, 38011680, 39278736, 42084360, 43441920, 43643040, 44188578, 44889984, 45614016, 49098420, 49877760, 50501232, 50682240, 52371648, 56112480, 57017520, 58190720, 58918104, 60818688, 63126540, 65162880, 65464560, 67334976, 67495680, 69828864, 73647630, 74816640, 76023360, 78557472, 84168720, 87286080, 88377156, 89779968, 91228032, 98196840, 101002464, 101364480, 104743296, 110471445, 112224960, 114035040, 116381440, 117836208, 126253080, 130325760, 130929120, 134669952, 147295260, 149633280, 152046720, 157114944, 168337440, 174572160, 176754312, 182456064, 196393680, 202004928, 209486592, 220942890, 224449920, 228070080, 235672416, 252506160, 261858240, 269339904, 294590520, 304093440, 314229888, 336674880, 349144320, 353508624, 392787360, 404009856, 441885780, 448899840, 456140160, 471344832, 505012320, 523716480, 589181040, 628459776, 673349760, 707017248, 785574720, 808019712, 883771560, 912280320, 942689664, 1010024640, 1047432960, 1178362080, 1346699520, 1414034496, 1571149440, 1767543120, 1885379328, 2020049280, 2356724160, 2828068992, 3142298880, 3535086240, 4040098560, 4713448320, 5656137984, 7070172480, 9426896640, 14140344960, 28280689920]

約数ペア:

[(1, 28280689920), (2, 14140344960), (3, 9426896640), (4, 7070172480), (5, 5656137984), (6, 4713448320), (7, 4040098560), (8, 3535086240), (9, 3142298880), (10, 2828068992), (12, 2356724160), (14, 2020049280), (15, 1885379328), (16, 1767543120), (18, 1571149440), (20, 1414034496), (21, 1346699520), (24, 1178362080), (27, 1047432960), (28, 1010024640), (30, 942689664), (31, 912280320), (32, 883771560), (35, 808019712), (36, 785574720), (40, 707017248), (42, 673349760), (45, 628459776), (48, 589181040), (54, 523716480), (56, 505012320), (60, 471344832), (62, 456140160), (63, 448899840), (64, 441885780), (70, 404009856), (72, 392787360), (80, 353508624), (81, 349144320), (84, 336674880), (90, 314229888), (93, 304093440), (96, 294590520), (105, 269339904), (108, 261858240), (112, 252506160), (120, 235672416), (124, 228070080), (126, 224449920), (128, 220942890), (135, 209486592), (140, 202004928), (144, 196393680), (155, 182456064), (160, 176754312), (162, 174572160), (168, 168337440), (180, 157114944), (186, 152046720), (189, 149633280), (192, 147295260), (210, 134669952), (216, 130929120), (217, 130325760), (224, 126253080), (240, 117836208), (243, 116381440), (248, 114035040), (252, 112224960), (256, 110471445), (270, 104743296), (279, 101364480), (280, 101002464), (288, 98196840), (310, 91228032), (315, 89779968), (320, 88377156), (324, 87286080), (336, 84168720), (360, 78557472), (372, 76023360), (378, 74816640), (384, 73647630), (405, 69828864), (419, 67495680), (420, 67334976), (432, 65464560), (434, 65162880), (448, 63126540), (465, 60818688), (480, 58918104), (486, 58190720), (496, 57017520), (504, 56112480), (540, 52371648), (558, 50682240), (560, 50501232), (567, 49877760), (576, 49098420), (620, 45614016), (630, 44889984), (640, 44188578), (648, 43643040), (651, 43441920), (672, 42084360), (720, 39278736), (744, 38011680), (756, 37408320), (768, 36823815), (810, 34914432), (837, 33788160), (838, 33747840), (840, 33667488), (864, 32732280), (868, 32581440), (896, 31563270), (930, 30409344), (945, 29926656), (960, 29459052), (972, 29095360), (992, 28508760), (1008, 28056240), (1080, 26185824), (1085, 26065152), (1116, 25341120), (1120, 25250616), (1134, 24938880), (1152, 24549210), (1215, 23276288), (1240, 22807008), (1257, 22498560), (1260, 22444992), (1280, 22094289), (1296, 21821520), (1302, 21720960), (1344, 21042180), (1395, 20272896), (1440, 19639368), (1488, 19005840), (1512, 18704160), (1620, 17457216), (1674, 16894080), (1676, 16873920), (1680, 16833744), (1701, 16625920), (1728, 16366140), (1736, 16290720), (1792, 15781635), (1860, 15204672), (1890, 14963328), (1920, 14729526), (1944, 14547680), (1953, 14480640), (1984, 14254380), (2016, 14028120), (2095, 13499136), (2160, 13092912), (2170, 13032576), (2232, 12670560), (2240, 12625308), (2268, 12469440), (2304, 12274605), (2430, 11638144), (2480, 11403504), (2511, 11262720), (2514, 11249280), (2520, 11222496), (2592, 10910760), (2604, 10860480), (2688, 10521090), (2790, 10136448), (2835, 9975552), (2880, 9819684), (2933, 9642240), (2976, 9502920), (3024, 9352080), (3240, 8728608), (3255, 8688384), (3348, 8447040), (3352, 8436960), (3360, 8416872), (3402, 8312960), (3456, 8183070), (3472, 8145360), (3720, 7602336), (3771, 7499520), (3780, 7481664), (3840, 7364763), (3888, 7273840), (3906, 7240320), (3968, 7127190), (4032, 7014060), (4185, 6757632), (4190, 6749568), (4320, 6546456), (4340, 6516288), (4464, 6335280), (4480, 6312654), (4536, 6234720), (4860, 5819072), (4960, 5701752), (5022, 5631360), (5028, 5624640), (5040, 5611248), (5184, 5455380), (5208, 5430240), (5376, 5260545), (5580, 5068224), (5670, 4987776), (5760, 4909842), (5859, 4826880), (5866, 4821120), (5952, 4751460), (6048, 4676040), (6285, 4499712), (6480, 4364304), (6510, 4344192), (6696, 4223520), (6704, 4218480), (6720, 4208436), (6804, 4156480), (6912, 4091535), (6944, 4072680), (7440, 3801168), (7533, 3754240), (7542, 3749760), (7560, 3740832), (7776, 3636920), (7812, 3620160), (7936, 3563595), (8064, 3507030), (8370, 3378816), (8380, 3374784), (8505, 3325184), (8640, 3273228), (8680, 3258144), (8799, 3214080), (8928, 3167640), (8960, 3156327), (9072, 3117360), (9720, 2909536), (9765, 2896128), (9920, 2850876), (10044, 2815680), (10056, 2812320), (10080, 2805624), (10368, 2727690), (10416, 2715120), (11160, 2534112), (11313, 2499840), (11340, 2493888), (11520, 2454921), (11718, 2413440), (11732, 2410560), (11904, 2375730), (12096, 2338020), (12555, 2252544), (12570, 2249856), (12960, 2182152), (12989, 2177280), (13020, 2172096), (13392, 2111760), (13408, 2109240), (13440, 2104218), (13608, 2078240), (13888, 2036340), (14665, 1928448), (14880, 1900584), (15066, 1877120), (15084, 1874880), (15120, 1870416), (15552, 1818460), (15624, 1810080), (16128, 1753515), (16740, 1689408), (16760, 1687392), (17010, 1662592), (17280, 1636614), (17360, 1629072), (17577, 1608960), (17598, 1607040), (17856, 1583820), (18144, 1558680), (18855, 1499904), (19440, 1454768), (19530, 1448064), (19840, 1425438), (20088, 1407840), (20112, 1406160), (20160, 1402812), (20736, 1363845), (20832, 1357560), (22320, 1267056), (22626, 1249920), (22680, 1246944), (23436, 1206720), (23464, 1205280), (23808, 1187865), (24192, 1169010), (25110, 1126272), (25140, 1124928), (25920, 1091076), (25978, 1088640), (26040, 1086048), (26397, 1071360), (26784, 1055880), (26816, 1054620), (26880, 1052109), (27216, 1039120), (27776, 1018170), (29295, 965376), (29330, 964224), (29760, 950292), (30132, 938560), (30168, 937440), (30240, 935208), (31104, 909230), (31248, 905040), (33480, 844704), (33520, 843696), (33939, 833280), (34020, 831296), (34560, 818307), (34720, 814536), (35154, 804480), (35196, 803520), (35712, 791910), (36288, 779340), (37665, 750848), (37710, 749952), (38880, 727384), (38967, 725760), (39060, 724032), (39680, 712719), (40176, 703920), (40224, 703080), (40320, 701406), (41664, 678780), (43995, 642816), (44640, 633528), (45252, 624960), (45360, 623472), (46872, 603360), (46928, 602640), (48384, 584505), (50220, 563136), (50280, 562464), (51840, 545538), (51956, 544320), (52080, 543024), (52731, 536320), (52794, 535680), (53568, 527940), (53632, 527310), (54432, 519560), (55552, 509085), (56565, 499968), (58590, 482688), (58660, 482112), (59520, 475146), (60264, 469280), (60336, 468720), (60480, 467604), (62208, 454615), (62496, 452520), (64945, 435456), (66960, 422352), (67040, 421848), (67878, 416640), (68040, 415648), (69440, 407268), (70308, 402240), (70392, 401760), (71424, 395955), (72576, 389670), (75330, 375424), (75420, 374976), (77760, 363692), (77934, 362880), (78120, 362016), (79191, 357120), (80352, 351960), (80448, 351540), (80640, 350703), (83328, 339390), (87885, 321792), (87990, 321408), (89280, 316764), (90504, 312480), (90720, 311736), (90923, 311040), (93744, 301680), (93856, 301320), (100440, 281568), (100560, 281232), (101817, 277760), (103680, 272769), (103912, 272160), (104160, 271512), (105462, 268160), (105588, 267840), (107136, 263970), (107264, 263655), (108864, 259780), (113130, 249984), (116901, 241920), (117180, 241344), (117320, 241056), (119040, 237573), (120528, 234640), (120672, 234360), (120960, 233802), (124992, 226260), (129890, 217728), (131985, 214272), (133920, 211176), (134080, 210924), (135756, 208320), (136080, 207824), (138880, 203634), (140616, 201120), (140784, 200880), (145152, 194835), (150660, 187712), (150840, 187488), (155520, 181846), (155868, 181440), (156240, 181008), (158382, 178560), (160704, 175980), (160896, 175770), (166656, 169695)]