180791772

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{349}}^1\times {\mathrm{881}}^1$

素因数の和:1251

約数の個数: 72

約数和(自身を含む): 492685200

約数和(自身を除く): 311893428

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 349, 588, 698, 881, 1047, 1396, 1762, 2094, 2443, 2643, 3524, 4188, 4886, 5286, 6167, 7329, 9772, 10572, 12334, 14658, 17101, 18501, 24668, 29316, 34202, 37002, 43169, 51303, 68404, 74004, 86338, 102606, 129507, 172676, 205212, 259014, 307469, 518028, 614938, 922407, 1229876, 1844814, 2152283, 3689628, 4304566, 6456849, 8609132, 12913698, 15065981, 25827396, 30131962, 45197943, 60263924, 90395886, 180791772]

約数ペア:

[(1, 180791772), (2, 90395886), (3, 60263924), (4, 45197943), (6, 30131962), (7, 25827396), (12, 15065981), (14, 12913698), (21, 8609132), (28, 6456849), (42, 4304566), (49, 3689628), (84, 2152283), (98, 1844814), (147, 1229876), (196, 922407), (294, 614938), (349, 518028), (588, 307469), (698, 259014), (881, 205212), (1047, 172676), (1396, 129507), (1762, 102606), (2094, 86338), (2443, 74004), (2643, 68404), (3524, 51303), (4188, 43169), (4886, 37002), (5286, 34202), (6167, 29316), (7329, 24668), (9772, 18501), (10572, 17101), (12334, 14658)]