69880720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:393

約数の個数: 160

約数和(自身を含む): 207486720

約数和(自身を除く): 137606000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 80, 91, 104, 112, 116, 130, 140, 145, 182, 203, 208, 232, 260, 280, 290, 331, 364, 377, 406, 455, 464, 520, 560, 580, 662, 728, 754, 812, 910, 1015, 1040, 1160, 1324, 1456, 1508, 1624, 1655, 1820, 1885, 2030, 2317, 2320, 2639, 2648, 3016, 3248, 3310, 3640, 3770, 4060, 4303, 4634, 5278, 5296, 6032, 6620, 7280, 7540, 8120, 8606, 9268, 9599, 10556, 11585, 13195, 13240, 15080, 16240, 17212, 18536, 19198, 21112, 21515, 23170, 26390, 26480, 30121, 30160, 34424, 37072, 38396, 42224, 43030, 46340, 47995, 52780, 60242, 67193, 68848, 76792, 86060, 92680, 95990, 105560, 120484, 124787, 134386, 150605, 153584, 172120, 185360, 191980, 211120, 240968, 249574, 268772, 301210, 335965, 344240, 383960, 481936, 499148, 537544, 602420, 623935, 671930, 767920, 873509, 998296, 1075088, 1204840, 1247870, 1343860, 1747018, 1996592, 2409680, 2495740, 2687720, 3494036, 4367545, 4991480, 5375440, 6988072, 8735090, 9982960, 13976144, 17470180, 34940360, 69880720]

約数ペア:

[(1, 69880720), (2, 34940360), (4, 17470180), (5, 13976144), (7, 9982960), (8, 8735090), (10, 6988072), (13, 5375440), (14, 4991480), (16, 4367545), (20, 3494036), (26, 2687720), (28, 2495740), (29, 2409680), (35, 1996592), (40, 1747018), (52, 1343860), (56, 1247870), (58, 1204840), (65, 1075088), (70, 998296), (80, 873509), (91, 767920), (104, 671930), (112, 623935), (116, 602420), (130, 537544), (140, 499148), (145, 481936), (182, 383960), (203, 344240), (208, 335965), (232, 301210), (260, 268772), (280, 249574), (290, 240968), (331, 211120), (364, 191980), (377, 185360), (406, 172120), (455, 153584), (464, 150605), (520, 134386), (560, 124787), (580, 120484), (662, 105560), (728, 95990), (754, 92680), (812, 86060), (910, 76792), (1015, 68848), (1040, 67193), (1160, 60242), (1324, 52780), (1456, 47995), (1508, 46340), (1624, 43030), (1655, 42224), (1820, 38396), (1885, 37072), (2030, 34424), (2317, 30160), (2320, 30121), (2639, 26480), (2648, 26390), (3016, 23170), (3248, 21515), (3310, 21112), (3640, 19198), (3770, 18536), (4060, 17212), (4303, 16240), (4634, 15080), (5278, 13240), (5296, 13195), (6032, 11585), (6620, 10556), (7280, 9599), (7540, 9268), (8120, 8606)]