645665280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 320

約数和(自身を含む): 2309852160

約数和(自身を除く): 1664186880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 32, 39, 40, 48, 52, 58, 60, 64, 65, 78, 80, 87, 96, 104, 116, 120, 128, 130, 145, 156, 160, 174, 192, 195, 208, 223, 232, 240, 256, 260, 290, 312, 320, 348, 377, 384, 390, 416, 435, 446, 464, 480, 512, 520, 580, 624, 640, 669, 696, 754, 768, 780, 832, 870, 892, 928, 960, 1040, 1115, 1131, 1160, 1248, 1280, 1338, 1392, 1508, 1536, 1560, 1664, 1740, 1784, 1856, 1885, 1920, 2080, 2230, 2262, 2320, 2496, 2560, 2676, 2784, 2899, 3016, 3120, 3328, 3345, 3480, 3568, 3712, 3770, 3840, 4160, 4460, 4524, 4640, 4992, 5352, 5568, 5655, 5798, 6032, 6240, 6467, 6656, 6690, 6960, 7136, 7424, 7540, 7680, 8320, 8697, 8920, 9048, 9280, 9984, 10704, 11136, 11310, 11596, 12064, 12480, 12934, 13380, 13920, 14272, 14495, 14848, 15080, 16640, 17394, 17840, 18096, 18560, 19401, 19968, 21408, 22272, 22620, 23192, 24128, 24960, 25868, 26760, 27840, 28544, 28990, 30160, 32335, 33280, 34788, 35680, 36192, 37120, 38802, 42816, 43485, 44544, 45240, 46384, 48256, 49920, 51736, 53520, 55680, 57088, 57980, 60320, 64670, 69576, 71360, 72384, 74240, 77604, 84071, 85632, 86970, 90480, 92768, 96512, 97005, 99840, 103472, 107040, 111360, 114176, 115960, 120640, 129340, 139152, 142720, 144768, 155208, 168142, 171264, 173940, 180960, 185536, 193024, 194010, 206944, 214080, 222720, 231920, 241280, 252213, 258680, 278304, 285440, 289536, 310416, 336284, 342528, 347880, 361920, 371072, 388020, 413888, 420355, 428160, 463840, 482560, 504426, 517360, 556608, 570880, 579072, 620832, 672568, 695760, 723840, 742144, 776040, 827776, 840710, 856320, 927680, 965120, 1008852, 1034720, 1113216, 1241664, 1261065, 1345136, 1391520, 1447680, 1484288, 1552080, 1655552, 1681420, 1712640, 1855360, 2017704, 2069440, 2226432, 2483328, 2522130, 2690272, 2783040, 2895360, 3104160, 3311104, 3362840, 3710720, 4035408, 4138880, 4452864, 4966656, 5044260, 5380544, 5566080, 6208320, 6725680, 7421440, 8070816, 8277760, 9933312, 10088520, 10761088, 11132160, 12416640, 13451360, 16141632, 16555520, 20177040, 21522176, 22264320, 24833280, 26902720, 32283264, 40354080, 43044352, 49666560, 53805440, 64566528, 80708160, 107610880, 129133056, 161416320, 215221760, 322832640, 645665280]

約数ペア:

[(1, 645665280), (2, 322832640), (3, 215221760), (4, 161416320), (5, 129133056), (6, 107610880), (8, 80708160), (10, 64566528), (12, 53805440), (13, 49666560), (15, 43044352), (16, 40354080), (20, 32283264), (24, 26902720), (26, 24833280), (29, 22264320), (30, 21522176), (32, 20177040), (39, 16555520), (40, 16141632), (48, 13451360), (52, 12416640), (58, 11132160), (60, 10761088), (64, 10088520), (65, 9933312), (78, 8277760), (80, 8070816), (87, 7421440), (96, 6725680), (104, 6208320), (116, 5566080), (120, 5380544), (128, 5044260), (130, 4966656), (145, 4452864), (156, 4138880), (160, 4035408), (174, 3710720), (192, 3362840), (195, 3311104), (208, 3104160), (223, 2895360), (232, 2783040), (240, 2690272), (256, 2522130), (260, 2483328), (290, 2226432), (312, 2069440), (320, 2017704), (348, 1855360), (377, 1712640), (384, 1681420), (390, 1655552), (416, 1552080), (435, 1484288), (446, 1447680), (464, 1391520), (480, 1345136), (512, 1261065), (520, 1241664), (580, 1113216), (624, 1034720), (640, 1008852), (669, 965120), (696, 927680), (754, 856320), (768, 840710), (780, 827776), (832, 776040), (870, 742144), (892, 723840), (928, 695760), (960, 672568), (1040, 620832), (1115, 579072), (1131, 570880), (1160, 556608), (1248, 517360), (1280, 504426), (1338, 482560), (1392, 463840), (1508, 428160), (1536, 420355), (1560, 413888), (1664, 388020), (1740, 371072), (1784, 361920), (1856, 347880), (1885, 342528), (1920, 336284), (2080, 310416), (2230, 289536), (2262, 285440), (2320, 278304), (2496, 258680), (2560, 252213), (2676, 241280), (2784, 231920), (2899, 222720), (3016, 214080), (3120, 206944), (3328, 194010), (3345, 193024), (3480, 185536), (3568, 180960), (3712, 173940), (3770, 171264), (3840, 168142), (4160, 155208), (4460, 144768), (4524, 142720), (4640, 139152), (4992, 129340), (5352, 120640), (5568, 115960), (5655, 114176), (5798, 111360), (6032, 107040), (6240, 103472), (6467, 99840), (6656, 97005), (6690, 96512), (6960, 92768), (7136, 90480), (7424, 86970), (7540, 85632), (7680, 84071), (8320, 77604), (8697, 74240), (8920, 72384), (9048, 71360), (9280, 69576), (9984, 64670), (10704, 60320), (11136, 57980), (11310, 57088), (11596, 55680), (12064, 53520), (12480, 51736), (12934, 49920), (13380, 48256), (13920, 46384), (14272, 45240), (14495, 44544), (14848, 43485), (15080, 42816), (16640, 38802), (17394, 37120), (17840, 36192), (18096, 35680), (18560, 34788), (19401, 33280), (19968, 32335), (21408, 30160), (22272, 28990), (22620, 28544), (23192, 27840), (24128, 26760), (24960, 25868)]