320445864

素因数分解:

$2^3\times 3^2\times {\mathrm{4450637}}^1$

素因数の和:4450649

約数の個数: 24

約数和(自身を含む): 867874410

約数和(自身を除く): 547428546

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 4450637, 8901274, 13351911, 17802548, 26703822, 35605096, 40055733, 53407644, 80111466, 106815288, 160222932, 320445864]

約数ペア:

[(1, 320445864), (2, 160222932), (3, 106815288), (4, 80111466), (6, 53407644), (8, 40055733), (9, 35605096), (12, 26703822), (18, 17802548), (24, 13351911), (36, 8901274), (72, 4450637)]