320879868

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{245321}}^1$

素因数の和:245437

約数の個数: 24

約数和(自身を含む): 755591760

約数和(自身を除く): 434711892

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 245321, 490642, 735963, 981284, 1471926, 2943852, 26739989, 53479978, 80219967, 106959956, 160439934, 320879868]

約数ペア:

[(1, 320879868), (2, 160439934), (3, 106959956), (4, 80219967), (6, 53479978), (12, 26739989), (109, 2943852), (218, 1471926), (327, 981284), (436, 735963), (654, 490642), (1308, 245321)]