20311480320

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 768

約数和(自身を含む): 76422528000

約数和(自身を除く): 56111047680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 23, 24, 30, 32, 34, 38, 40, 46, 48, 51, 57, 60, 64, 68, 69, 76, 80, 85, 89, 92, 95, 96, 102, 114, 115, 120, 128, 136, 138, 152, 160, 170, 178, 184, 190, 192, 204, 228, 230, 240, 255, 256, 267, 272, 276, 285, 304, 320, 323, 340, 345, 356, 368, 380, 384, 391, 408, 437, 445, 456, 460, 480, 510, 512, 534, 544, 552, 570, 608, 640, 646, 680, 690, 712, 736, 760, 768, 782, 816, 874, 890, 912, 920, 960, 969, 1020, 1024, 1068, 1088, 1104, 1140, 1173, 1216, 1280, 1292, 1311, 1335, 1360, 1380, 1424, 1472, 1513, 1520, 1536, 1564, 1615, 1632, 1691, 1748, 1780, 1824, 1840, 1920, 1938, 1955, 2040, 2047, 2048, 2136, 2176, 2185, 2208, 2280, 2346, 2432, 2560, 2584, 2622, 2670, 2720, 2760, 2848, 2944, 3026, 3040, 3072, 3128, 3230, 3264, 3382, 3496, 3560, 3648, 3680, 3840, 3876, 3910, 4080, 4094, 4272, 4352, 4370, 4416, 4539, 4560, 4692, 4845, 4864, 5073, 5120, 5168, 5244, 5340, 5440, 5520, 5696, 5865, 5888, 6052, 6080, 6141, 6144, 6256, 6460, 6528, 6555, 6764, 6992, 7120, 7296, 7360, 7429, 7565, 7680, 7752, 7820, 8160, 8188, 8455, 8544, 8704, 8740, 8832, 9078, 9120, 9384, 9690, 9728, 10146, 10235, 10240, 10336, 10488, 10680, 10880, 11040, 11392, 11730, 11776, 12104, 12160, 12282, 12512, 12920, 13056, 13110, 13528, 13984, 14240, 14592, 14720, 14858, 15130, 15360, 15504, 15640, 16320, 16376, 16910, 17088, 17408, 17480, 17664, 18156, 18240, 18768, 19380, 19456, 20292, 20470, 20672, 20976, 21360, 21760, 22080, 22287, 22695, 22784, 23460, 23552, 24208, 24320, 24564, 25024, 25365, 25840, 26112, 26220, 27056, 27968, 28480, 28747, 29184, 29440, 29716, 30260, 30705, 30720, 31008, 31280, 32640, 32752, 33820, 34176, 34799, 34816, 34960, 35328, 36312, 36480, 37145, 37536, 38760, 38893, 38912, 40584, 40940, 41344, 41952, 42720, 43520, 44160, 44574, 45390, 45568, 46920, 47104, 48416, 48640, 49128, 50048, 50730, 51680, 52224, 52440, 54112, 55936, 56960, 57494, 58368, 58880, 59432, 60520, 61410, 62016, 62560, 65280, 65504, 67640, 68352, 69598, 69920, 70656, 72624, 72960, 74290, 75072, 77520, 77786, 81168, 81880, 82688, 83904, 85440, 86241, 87040, 88320, 89148, 90780, 91136, 93840, 96832, 97280, 98256, 100096, 101460, 103360, 104397, 104448, 104880, 108224, 111435, 111872, 113920, 114988, 116679, 116736, 117760, 118864, 121040, 122820, 124032, 125120, 130560, 131008, 135280, 136704, 139196, 139840, 141312, 143735, 145248, 145920, 148580, 150144, 155040, 155572, 162336, 163760, 165376, 167808, 170880, 172482, 173995, 174080, 176640, 178296, 181560, 182272, 187680, 193664, 194465, 194560, 196512, 200192, 202920, 206720, 208794, 209760, 216448, 222870, 223744, 227840, 229976, 233358, 235520, 237728, 242080, 245640, 248064, 250240, 261120, 262016, 270560, 273408, 278392, 279680, 287470, 290496, 291840, 297160, 300288, 310080, 311144, 324672, 327520, 330752, 335616, 341760, 344964, 347990, 353280, 356592, 363120, 375360, 387328, 388930, 393024, 400384, 405840, 413440, 417588, 419520, 431205, 432896, 445740, 447488, 455680, 459952, 466716, 475456, 484160, 491280, 496128, 500480, 521985, 522240, 524032, 541120, 546816, 556784, 559360, 574940, 580992, 583395, 583680, 594320, 600576, 620160, 622288, 649344, 655040, 661181, 661504, 671232, 683520, 689928, 695980, 706560, 713184, 726240, 750720, 774656, 777860, 786048, 800768, 811680, 826880, 835176, 839040, 862410, 865792, 891480, 894976, 911360, 919904, 933432, 950912, 968320, 982560, 992256, 1000960, 1043970, 1048064, 1082240, 1113568, 1118720, 1149880, 1161984, 1166790, 1188640, 1201152, 1240320, 1244576, 1298688, 1310080, 1322362, 1342464, 1367040, 1379856, 1391960, 1426368, 1452480, 1501440, 1549312, 1555720, 1572096, 1623360, 1653760, 1670352, 1678080, 1724820, 1731584, 1782960, 1839808, 1866864, 1901824, 1936640, 1965120, 1983543, 1984512, 2001920, 2087940, 2096128, 2164480, 2227136, 2237440, 2299760, 2323968, 2333580, 2377280, 2402304, 2480640, 2489152, 2597376, 2620160, 2644724, 2684928, 2734080, 2759712, 2783920, 2852736, 2904960, 3002880, 3098624, 3111440, 3144192, 3246720, 3305905, 3307520, 3340704, 3356160, 3449640, 3463168, 3565920, 3679616, 3733728, 3803648, 3873280, 3930240, 3967086, 4003840, 4175880, 4192256, 4328960, 4454272, 4474880, 4599520, 4647936, 4667160, 4754560, 4961280, 4978304, 5194752, 5240320, 5289448, 5519424, 5567840, 5705472, 5809920, 6005760, 6222880, 6288384, 6493440, 6611810, 6681408, 6712320, 6899280, 7131840, 7359232, 7467456, 7607296, 7746560, 7860480, 7934172, 8351760, 8657920, 8908544, 9199040, 9295872, 9334320, 9509120, 9917715, 9922560, 9956608, 10389504, 10480640, 10578896, 11038848, 11135680, 11410944, 11619840, 12011520, 12445760, 12576768, 12986880, 13223620, 13362816, 13424640, 13798560, 14263680, 14718464, 14934912, 15214592, 15493120, 15720960, 15868344, 16703520, 17315840, 17817088, 18398080, 18668640, 19018240, 19835430, 19913216, 20961280, 21157792, 22077696, 22271360, 22821888, 23239680, 24891520, 25973760, 26447240, 26725632, 27597120, 28527360, 29436928, 29869824, 31441920, 31736688, 33407040, 35634176, 36796160, 37337280, 38036480, 39670860, 39826432, 42315584, 44155392, 44542720, 45643776, 46479360, 49783040, 51947520, 52894480, 53451264, 55194240, 57054720, 58873856, 59739648, 62883840, 63473376, 66814080, 71268352, 73592320, 74674560, 76072960, 79341720, 79652864, 84631168, 88310784, 89085440, 99566080, 105788960, 106902528, 110388480, 114109440, 119479296, 126946752, 133628160, 147184640, 149349120, 158683440, 169262336, 176621568, 178170880, 199132160, 211577920, 213805056, 220776960, 228218880, 238958592, 253893504, 267256320, 294369280, 298698240, 317366880, 338524672, 356341760, 398264320, 423155840, 441553920, 507787008, 534512640, 597396480, 634733760, 677049344, 846311680, 883107840, 1015574016, 1069025280, 1194792960, 1269467520, 1354098688, 1692623360, 2031148032, 2538935040, 3385246720, 4062296064, 5077870080, 6770493440, 10155740160, 20311480320]

約数ペア:

[(1, 20311480320), (2, 10155740160), (3, 6770493440), (4, 5077870080), (5, 4062296064), (6, 3385246720), (8, 2538935040), (10, 2031148032), (12, 1692623360), (15, 1354098688), (16, 1269467520), (17, 1194792960), (19, 1069025280), (20, 1015574016), (23, 883107840), (24, 846311680), (30, 677049344), (32, 634733760), (34, 597396480), (38, 534512640), (40, 507787008), (46, 441553920), (48, 423155840), (51, 398264320), (57, 356341760), (60, 338524672), (64, 317366880), (68, 298698240), (69, 294369280), (76, 267256320), (80, 253893504), (85, 238958592), (89, 228218880), (92, 220776960), (95, 213805056), (96, 211577920), (102, 199132160), (114, 178170880), (115, 176621568), (120, 169262336), (128, 158683440), (136, 149349120), (138, 147184640), (152, 133628160), (160, 126946752), (170, 119479296), (178, 114109440), (184, 110388480), (190, 106902528), (192, 105788960), (204, 99566080), (228, 89085440), (230, 88310784), (240, 84631168), (255, 79652864), (256, 79341720), (267, 76072960), (272, 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(1513, 13424640), (1520, 13362816), (1536, 13223620), (1564, 12986880), (1615, 12576768), (1632, 12445760), (1691, 12011520), (1748, 11619840), (1780, 11410944), (1824, 11135680), (1840, 11038848), (1920, 10578896), (1938, 10480640), (1955, 10389504), (2040, 9956608), (2047, 9922560), (2048, 9917715), (2136, 9509120), (2176, 9334320), (2185, 9295872), (2208, 9199040), (2280, 8908544), (2346, 8657920), (2432, 8351760), (2560, 7934172), (2584, 7860480), (2622, 7746560), (2670, 7607296), (2720, 7467456), (2760, 7359232), (2848, 7131840), (2944, 6899280), (3026, 6712320), (3040, 6681408), (3072, 6611810), (3128, 6493440), (3230, 6288384), (3264, 6222880), (3382, 6005760), (3496, 5809920), (3560, 5705472), (3648, 5567840), (3680, 5519424), (3840, 5289448), (3876, 5240320), (3910, 5194752), (4080, 4978304), (4094, 4961280), (4272, 4754560), (4352, 4667160), (4370, 4647936), (4416, 4599520), (4539, 4474880), (4560, 4454272), (4692, 4328960), (4845, 4192256), (4864, 4175880), (5073, 4003840), (5120, 3967086), (5168, 3930240), (5244, 3873280), (5340, 3803648), (5440, 3733728), (5520, 3679616), (5696, 3565920), (5865, 3463168), (5888, 3449640), (6052, 3356160), (6080, 3340704), (6141, 3307520), (6144, 3305905), (6256, 3246720), (6460, 3144192), (6528, 3111440), (6555, 3098624), (6764, 3002880), (6992, 2904960), (7120, 2852736), (7296, 2783920), (7360, 2759712), (7429, 2734080), (7565, 2684928), (7680, 2644724), (7752, 2620160), (7820, 2597376), (8160, 2489152), (8188, 2480640), (8455, 2402304), (8544, 2377280), (8704, 2333580), (8740, 2323968), (8832, 2299760), (9078, 2237440), (9120, 2227136), (9384, 2164480), (9690, 2096128), (9728, 2087940), (10146, 2001920), (10235, 1984512), (10240, 1983543), (10336, 1965120), (10488, 1936640), (10680, 1901824), (10880, 1866864), (11040, 1839808), (11392, 1782960), (11730, 1731584), (11776, 1724820), (12104, 1678080), (12160, 1670352), (12282, 1653760), (12512, 1623360), (12920, 1572096), (13056, 1555720), (13110, 1549312), (13528, 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