225437080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1217}}^1$

素因数の和:1660

約数の個数: 64

約数和(自身を含む): 555115680

約数和(自身を除く): 329678600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 421, 440, 842, 1217, 1684, 2105, 2434, 3368, 4210, 4631, 4868, 6085, 8420, 9262, 9736, 12170, 13387, 16840, 18524, 23155, 24340, 26774, 37048, 46310, 48680, 53548, 66935, 92620, 107096, 133870, 185240, 267740, 512357, 535480, 1024714, 2049428, 2561785, 4098856, 5123570, 5635927, 10247140, 11271854, 20494280, 22543708, 28179635, 45087416, 56359270, 112718540, 225437080]

約数ペア:

[(1, 225437080), (2, 112718540), (4, 56359270), (5, 45087416), (8, 28179635), (10, 22543708), (11, 20494280), (20, 11271854), (22, 10247140), (40, 5635927), (44, 5123570), (55, 4098856), (88, 2561785), (110, 2049428), (220, 1024714), (421, 535480), (440, 512357), (842, 267740), (1217, 185240), (1684, 133870), (2105, 107096), (2434, 92620), (3368, 66935), (4210, 53548), (4631, 48680), (4868, 46310), (6085, 37048), (8420, 26774), (9262, 24340), (9736, 23155), (12170, 18524), (13387, 16840)]