20518945920

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{35983}}^1$

素因数の和:36025

約数の個数: 320

約数和(自身を含む): 79940615040

約数和(自身を除く): 59421669120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 128, 132, 135, 144, 160, 162, 165, 176, 180, 192, 198, 216, 220, 240, 264, 270, 288, 297, 320, 324, 330, 352, 360, 384, 396, 405, 432, 440, 480, 495, 528, 540, 576, 594, 640, 648, 660, 704, 720, 792, 810, 864, 880, 891, 960, 990, 1056, 1080, 1152, 1188, 1296, 1320, 1408, 1440, 1485, 1584, 1620, 1728, 1760, 1782, 1920, 1980, 2112, 2160, 2376, 2592, 2640, 2880, 2970, 3168, 3240, 3456, 3520, 3564, 3960, 4224, 4320, 4455, 4752, 5184, 5280, 5760, 5940, 6336, 6480, 7040, 7128, 7920, 8640, 8910, 9504, 10368, 10560, 11880, 12672, 12960, 14256, 15840, 17280, 17820, 19008, 21120, 23760, 25920, 28512, 31680, 35640, 35983, 38016, 47520, 51840, 57024, 63360, 71280, 71966, 95040, 107949, 114048, 142560, 143932, 179915, 190080, 215898, 285120, 287864, 323847, 359830, 395813, 431796, 539745, 570240, 575728, 647694, 719660, 791626, 863592, 971541, 1079490, 1151456, 1187439, 1295388, 1439320, 1583252, 1619235, 1727184, 1943082, 1979065, 2158980, 2302912, 2374878, 2590776, 2878640, 2914623, 3166504, 3238470, 3454368, 3562317, 3886164, 3958130, 4317960, 4605824, 4749756, 4857705, 5181552, 5757280, 5829246, 5937195, 6333008, 6476940, 6908736, 7124634, 7772328, 7916260, 8635920, 9499512, 9715410, 10363104, 10686951, 11514560, 11658492, 11874390, 12666016, 12953880, 13817472, 14249268, 14573115, 15544656, 15832520, 17271840, 17811585, 18999024, 19430820, 20726208, 21373902, 23029120, 23316984, 23748780, 25332032, 25907760, 28498536, 29146230, 31089312, 31665040, 32060853, 34543680, 35623170, 37998048, 38861640, 41452416, 42747804, 46633968, 47497560, 50664064, 51815520, 53434755, 56997072, 58292460, 62178624, 63330080, 64121706, 69087360, 71246340, 75996096, 77723280, 85495608, 93267936, 94995120, 103631040, 106869510, 113994144, 116584920, 124357248, 126660160, 128243412, 142492680, 151992192, 155446560, 160304265, 170991216, 186535872, 189990240, 207262080, 213739020, 227988288, 233169840, 253320320, 256486824, 284985360, 310893120, 320608530, 341982432, 373071744, 379980480, 427478040, 455976576, 466339680, 512973648, 569970720, 621786240, 641217060, 683964864, 759960960, 854956080, 932679360, 1025947296, 1139941440, 1282434120, 1367929728, 1709912160, 1865358720, 2051894592, 2279882880, 2564868240, 3419824320, 4103789184, 5129736480, 6839648640, 10259472960, 20518945920]

約数ペア:

[(1, 20518945920), (2, 10259472960), (3, 6839648640), (4, 5129736480), (5, 4103789184), (6, 3419824320), (8, 2564868240), (9, 2279882880), (10, 2051894592), (11, 1865358720), (12, 1709912160), (15, 1367929728), (16, 1282434120), (18, 1139941440), (20, 1025947296), (22, 932679360), (24, 854956080), (27, 759960960), (30, 683964864), (32, 641217060), (33, 621786240), (36, 569970720), (40, 512973648), (44, 466339680), (45, 455976576), (48, 427478040), (54, 379980480), (55, 373071744), (60, 341982432), (64, 320608530), (66, 310893120), (72, 284985360), (80, 256486824), (81, 253320320), (88, 233169840), (90, 227988288), (96, 213739020), (99, 207262080), (108, 189990240), (110, 186535872), (120, 170991216), (128, 160304265), (132, 155446560), (135, 151992192), (144, 142492680), (160, 128243412), (162, 126660160), (165, 124357248), (176, 116584920), (180, 113994144), (192, 106869510), (198, 103631040), (216, 94995120), (220, 93267936), (240, 85495608), (264, 77723280), (270, 75996096), (288, 71246340), (297, 69087360), (320, 64121706), (324, 63330080), (330, 62178624), (352, 58292460), (360, 56997072), (384, 53434755), (396, 51815520), (405, 50664064), (432, 47497560), (440, 46633968), (480, 42747804), (495, 41452416), (528, 38861640), (540, 37998048), (576, 35623170), (594, 34543680), (640, 32060853), (648, 31665040), (660, 31089312), (704, 29146230), (720, 28498536), (792, 25907760), (810, 25332032), (864, 23748780), (880, 23316984), (891, 23029120), (960, 21373902), (990, 20726208), (1056, 19430820), (1080, 18999024), (1152, 17811585), (1188, 17271840), (1296, 15832520), (1320, 15544656), (1408, 14573115), (1440, 14249268), (1485, 13817472), (1584, 12953880), (1620, 12666016), (1728, 11874390), (1760, 11658492), (1782, 11514560), (1920, 10686951), (1980, 10363104), (2112, 9715410), (2160, 9499512), (2376, 8635920), (2592, 7916260), (2640, 7772328), (2880, 7124634), (2970, 6908736), (3168, 6476940), (3240, 6333008), (3456, 5937195), (3520, 5829246), (3564, 5757280), (3960, 5181552), (4224, 4857705), (4320, 4749756), (4455, 4605824), (4752, 4317960), (5184, 3958130), (5280, 3886164), (5760, 3562317), (5940, 3454368), (6336, 3238470), (6480, 3166504), (7040, 2914623), (7128, 2878640), (7920, 2590776), (8640, 2374878), (8910, 2302912), (9504, 2158980), (10368, 1979065), (10560, 1943082), (11880, 1727184), (12672, 1619235), (12960, 1583252), (14256, 1439320), (15840, 1295388), (17280, 1187439), (17820, 1151456), (19008, 1079490), (21120, 971541), (23760, 863592), (25920, 791626), (28512, 719660), (31680, 647694), (35640, 575728), (35983, 570240), (38016, 539745), (47520, 431796), (51840, 395813), (57024, 359830), (63360, 323847), (71280, 287864), (71966, 285120), (95040, 215898), (107949, 190080), (114048, 179915), (142560, 143932)]