256098510

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{751}}^1$

素因数の和:1191

約数の個数: 80

約数和(自身を含む): 691175232

約数和(自身を除く): 435076722

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 421, 751, 810, 842, 1263, 1502, 2105, 2253, 2526, 3755, 3789, 4210, 4506, 6315, 6759, 7510, 7578, 11265, 11367, 12630, 13518, 18945, 20277, 22530, 22734, 33795, 34101, 37890, 40554, 56835, 60831, 67590, 68202, 101385, 113670, 121662, 170505, 202770, 304155, 316171, 341010, 608310, 632342, 948513, 1580855, 1897026, 2845539, 3161710, 4742565, 5691078, 8536617, 9485130, 14227695, 17073234, 25609851, 28455390, 42683085, 51219702, 85366170, 128049255, 256098510]

約数ペア:

[(1, 256098510), (2, 128049255), (3, 85366170), (5, 51219702), (6, 42683085), (9, 28455390), (10, 25609851), (15, 17073234), (18, 14227695), (27, 9485130), (30, 8536617), (45, 5691078), (54, 4742565), (81, 3161710), (90, 2845539), (135, 1897026), (162, 1580855), (270, 948513), (405, 632342), (421, 608310), (751, 341010), (810, 316171), (842, 304155), (1263, 202770), (1502, 170505), (2105, 121662), (2253, 113670), (2526, 101385), (3755, 68202), (3789, 67590), (4210, 60831), (4506, 56835), (6315, 40554), (6759, 37890), (7510, 34101), (7578, 33795), (11265, 22734), (11367, 22530), (12630, 20277), (13518, 18945)]