320412720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1335053}}^1$

素因数の和:1335069

約数の個数: 40

約数和(自身を含む): 993280176

約数和(自身を除く): 672867456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1335053, 2670106, 4005159, 5340212, 6675265, 8010318, 10680424, 13350530, 16020636, 20025795, 21360848, 26701060, 32041272, 40051590, 53402120, 64082544, 80103180, 106804240, 160206360, 320412720]

約数ペア:

[(1, 320412720), (2, 160206360), (3, 106804240), (4, 80103180), (5, 64082544), (6, 53402120), (8, 40051590), (10, 32041272), (12, 26701060), (15, 21360848), (16, 20025795), (20, 16020636), (24, 13350530), (30, 10680424), (40, 8010318), (48, 6675265), (60, 5340212), (80, 4005159), (120, 2670106), (240, 1335053)]