205587408

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{577}}^1$

素因数の和:1172

約数の個数: 80

約数和(自身を含む): 573949376

約数和(自身を除く): 368361968

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 571, 577, 624, 1142, 1154, 1713, 1731, 2284, 2308, 3426, 3462, 4568, 4616, 6852, 6924, 7423, 7501, 9136, 9232, 13704, 13848, 14846, 15002, 22269, 22503, 27408, 27696, 29692, 30004, 44538, 45006, 59384, 60008, 89076, 90012, 118768, 120016, 178152, 180024, 329467, 356304, 360048, 658934, 988401, 1317868, 1976802, 2635736, 3953604, 4283071, 5271472, 7907208, 8566142, 12849213, 15814416, 17132284, 25698426, 34264568, 51396852, 68529136, 102793704, 205587408]

約数ペア:

[(1, 205587408), (2, 102793704), (3, 68529136), (4, 51396852), (6, 34264568), (8, 25698426), (12, 17132284), (13, 15814416), (16, 12849213), (24, 8566142), (26, 7907208), (39, 5271472), (48, 4283071), (52, 3953604), (78, 2635736), (104, 1976802), (156, 1317868), (208, 988401), (312, 658934), (571, 360048), (577, 356304), (624, 329467), (1142, 180024), (1154, 178152), (1713, 120016), (1731, 118768), (2284, 90012), (2308, 89076), (3426, 60008), (3462, 59384), (4568, 45006), (4616, 44538), (6852, 30004), (6924, 29692), (7423, 27696), (7501, 27408), (9136, 22503), (9232, 22269), (13704, 15002), (13848, 14846)]