61480360

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 142560000

約数和(自身を除く): 81079640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 109, 118, 218, 236, 239, 295, 436, 472, 478, 545, 590, 872, 956, 1090, 1180, 1195, 1912, 2180, 2360, 2390, 4360, 4780, 6431, 9560, 12862, 14101, 25724, 26051, 28202, 32155, 51448, 52102, 56404, 64310, 70505, 104204, 112808, 128620, 130255, 141010, 208408, 257240, 260510, 282020, 521020, 564040, 1042040, 1537009, 3074018, 6148036, 7685045, 12296072, 15370090, 30740180, 61480360]

約数ペア:

[(1, 61480360), (2, 30740180), (4, 15370090), (5, 12296072), (8, 7685045), (10, 6148036), (20, 3074018), (40, 1537009), (59, 1042040), (109, 564040), (118, 521020), (218, 282020), (236, 260510), (239, 257240), (295, 208408), (436, 141010), (472, 130255), (478, 128620), (545, 112808), (590, 104204), (872, 70505), (956, 64310), (1090, 56404), (1180, 52102), (1195, 51448), (1912, 32155), (2180, 28202), (2360, 26051), (2390, 25724), (4360, 14101), (4780, 12862), (6431, 9560)]