221945820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 634023936

約数和(自身を除く): 412078116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 181, 191, 214, 321, 362, 382, 428, 535, 543, 573, 642, 724, 764, 905, 955, 1070, 1086, 1146, 1284, 1605, 1810, 1910, 2140, 2172, 2292, 2715, 2865, 3210, 3620, 3820, 5430, 5730, 6420, 10860, 11460, 19367, 20437, 34571, 38734, 40874, 58101, 61311, 69142, 77468, 81748, 96835, 102185, 103713, 116202, 122622, 138284, 172855, 193670, 204370, 207426, 232404, 245244, 290505, 306555, 345710, 387340, 408740, 414852, 518565, 581010, 613110, 691420, 1037130, 1162020, 1226220, 2074260, 3699097, 7398194, 11097291, 14796388, 18495485, 22194582, 36990970, 44389164, 55486455, 73981940, 110972910, 221945820]

約数ペア:

[(1, 221945820), (2, 110972910), (3, 73981940), (4, 55486455), (5, 44389164), (6, 36990970), (10, 22194582), (12, 18495485), (15, 14796388), (20, 11097291), (30, 7398194), (60, 3699097), (107, 2074260), (181, 1226220), (191, 1162020), (214, 1037130), (321, 691420), (362, 613110), (382, 581010), (428, 518565), (535, 414852), (543, 408740), (573, 387340), (642, 345710), (724, 306555), (764, 290505), (905, 245244), (955, 232404), (1070, 207426), (1086, 204370), (1146, 193670), (1284, 172855), (1605, 138284), (1810, 122622), (1910, 116202), (2140, 103713), (2172, 102185), (2292, 96835), (2715, 81748), (2865, 77468), (3210, 69142), (3620, 61311), (3820, 58101), (5430, 40874), (5730, 38734), (6420, 34571), (10860, 20437), (11460, 19367)]