135818360

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{31151}}^1$

素因数の和:31271

約数の個数: 32

約数和(自身を含む): 308404800

約数和(自身を除く): 172586440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 31151, 62302, 124604, 155755, 249208, 311510, 623020, 1246040, 3395459, 6790918, 13581836, 16977295, 27163672, 33954590, 67909180, 135818360]

約数ペア:

[(1, 135818360), (2, 67909180), (4, 33954590), (5, 27163672), (8, 16977295), (10, 13581836), (20, 6790918), (40, 3395459), (109, 1246040), (218, 623020), (436, 311510), (545, 249208), (872, 155755), (1090, 124604), (2180, 62302), (4360, 31151)]