2149648640

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{443}}^1$

素因数の和:704

約数の個数: 144

約数和(自身を含む): 5488777728

約数和(自身を除く): 3339129088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 223, 256, 272, 320, 340, 443, 446, 544, 640, 680, 886, 892, 1088, 1115, 1280, 1360, 1772, 1784, 2176, 2215, 2230, 2720, 3544, 3568, 3791, 4352, 4430, 4460, 5440, 7088, 7136, 7531, 7582, 8860, 8920, 10880, 14176, 14272, 15062, 15164, 17720, 17840, 18955, 21760, 28352, 28544, 30124, 30328, 35440, 35680, 37655, 37910, 56704, 57088, 60248, 60656, 70880, 71360, 75310, 75820, 98789, 113408, 120496, 121312, 141760, 142720, 150620, 151640, 197578, 240992, 242624, 283520, 285440, 301240, 303280, 395156, 481984, 485248, 493945, 567040, 602480, 606560, 790312, 963968, 970496, 987890, 1204960, 1213120, 1580624, 1679413, 1927936, 1975780, 2409920, 2426240, 3161248, 3358826, 3951560, 4819840, 4852480, 6322496, 6717652, 7903120, 8397065, 9639680, 12644992, 13435304, 15806240, 16794130, 25289984, 26870608, 31612480, 33588260, 53741216, 63224960, 67176520, 107482432, 126449920, 134353040, 214964864, 268706080, 429929728, 537412160, 1074824320, 2149648640]

約数ペア:

[(1, 2149648640), (2, 1074824320), (4, 537412160), (5, 429929728), (8, 268706080), (10, 214964864), (16, 134353040), (17, 126449920), (20, 107482432), (32, 67176520), (34, 63224960), (40, 53741216), (64, 33588260), (68, 31612480), (80, 26870608), (85, 25289984), (128, 16794130), (136, 15806240), (160, 13435304), (170, 12644992), (223, 9639680), (256, 8397065), (272, 7903120), (320, 6717652), (340, 6322496), (443, 4852480), (446, 4819840), (544, 3951560), (640, 3358826), (680, 3161248), (886, 2426240), (892, 2409920), (1088, 1975780), (1115, 1927936), (1280, 1679413), (1360, 1580624), (1772, 1213120), (1784, 1204960), (2176, 987890), (2215, 970496), (2230, 963968), (2720, 790312), (3544, 606560), (3568, 602480), (3791, 567040), (4352, 493945), (4430, 485248), (4460, 481984), (5440, 395156), (7088, 303280), (7136, 301240), (7531, 285440), (7582, 283520), (8860, 242624), (8920, 240992), (10880, 197578), (14176, 151640), (14272, 150620), (15062, 142720), (15164, 141760), (17720, 121312), (17840, 120496), (18955, 113408), (21760, 98789), (28352, 75820), (28544, 75310), (30124, 71360), (30328, 70880), (35440, 60656), (35680, 60248), (37655, 57088), (37910, 56704)]