153190780

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{70271}}^1$

素因数の和:70389

約数の個数: 24

約数和(自身を含む): 324656640

約数和(自身を除く): 171465860

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 70271, 140542, 281084, 351355, 702710, 1405420, 7659539, 15319078, 30638156, 38297695, 76595390, 153190780]

約数ペア:

[(1, 153190780), (2, 76595390), (4, 38297695), (5, 30638156), (10, 15319078), (20, 7659539), (109, 1405420), (218, 702710), (436, 351355), (545, 281084), (1090, 140542), (2180, 70271)]