315099380

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{144541}}^1$

素因数の和:144659

約数の個数: 24

約数和(自身を含む): 667784040

約数和(自身を除く): 352684660

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 144541, 289082, 578164, 722705, 1445410, 2890820, 15754969, 31509938, 63019876, 78774845, 157549690, 315099380]

約数ペア:

[(1, 315099380), (2, 157549690), (4, 78774845), (5, 63019876), (10, 31509938), (20, 15754969), (109, 2890820), (218, 1445410), (436, 722705), (545, 578164), (1090, 289082), (2180, 144541)]