161416320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:287

約数の個数: 256

約数和(自身を含む): 575769600

約数和(自身を除く): 414353280

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, 260, 290, 312, 320, 348, 377, 384, 390, 416, 435, 446, 464, 480, 520, 580, 624, 640, 669, 696, 754, 780, 832, 870, 892, 928, 960, 1040, 1115, 1131, 1160, 1248, 1338, 1392, 1508, 1560, 1664, 1740, 1784, 1856, 1885, 1920, 2080, 2230, 2262, 2320, 2496, 2676, 2784, 2899, 3016, 3120, 3345, 3480, 3568, 3712, 3770, 4160, 4460, 4524, 4640, 4992, 5352, 5568, 5655, 5798, 6032, 6240, 6467, 6690, 6960, 7136, 7540, 8320, 8697, 8920, 9048, 9280, 10704, 11136, 11310, 11596, 12064, 12480, 12934, 13380, 13920, 14272, 14495, 15080, 17394, 17840, 18096, 18560, 19401, 21408, 22620, 23192, 24128, 24960, 25868, 26760, 27840, 28544, 28990, 30160, 32335, 34788, 35680, 36192, 38802, 42816, 43485, 45240, 46384, 48256, 51736, 53520, 55680, 57980, 60320, 64670, 69576, 71360, 72384, 77604, 84071, 85632, 86970, 90480, 92768, 97005, 103472, 107040, 115960, 120640, 129340, 139152, 142720, 144768, 155208, 168142, 173940, 180960, 185536, 194010, 206944, 214080, 231920, 241280, 252213, 258680, 278304, 310416, 336284, 347880, 361920, 371072, 388020, 413888, 420355, 428160, 463840, 504426, 517360, 556608, 620832, 672568, 695760, 723840, 776040, 827776, 840710, 927680, 1008852, 1034720, 1113216, 1241664, 1261065, 1345136, 1391520, 1552080, 1681420, 1855360, 2017704, 2069440, 2483328, 2522130, 2690272, 2783040, 3104160, 3362840, 4035408, 4138880, 5044260, 5380544, 5566080, 6208320, 6725680, 8070816, 10088520, 10761088, 12416640, 13451360, 16141632, 20177040, 26902720, 32283264, 40354080, 53805440, 80708160, 161416320]

約数ペア:

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