320228520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2668571}}^1$

素因数の和:2668585

約数の個数: 32

約数和(自身を含む): 960685920

約数和(自身を除く): 640457400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2668571, 5337142, 8005713, 10674284, 13342855, 16011426, 21348568, 26685710, 32022852, 40028565, 53371420, 64045704, 80057130, 106742840, 160114260, 320228520]

約数ペア:

[(1, 320228520), (2, 160114260), (3, 106742840), (4, 80057130), (5, 64045704), (6, 53371420), (8, 40028565), (10, 32022852), (12, 26685710), (15, 21348568), (20, 16011426), (24, 13342855), (30, 10674284), (40, 8005713), (60, 5337142), (120, 2668571)]