151555640

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{11243}}^1$

素因数の和:11591

約数の個数: 32

約数和(自身を含む): 342042480

約数和(自身を除く): 190486840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6740, 11243, 13480, 22486, 44972, 56215, 89944, 112430, 224860, 449720, 3788891, 7577782, 15155564, 18944455, 30311128, 37888910, 75777820, 151555640]

約数ペア:

[(1, 151555640), (2, 75777820), (4, 37888910), (5, 30311128), (8, 18944455), (10, 15155564), (20, 7577782), (40, 3788891), (337, 449720), (674, 224860), (1348, 112430), (1685, 89944), (2696, 56215), (3370, 44972), (6740, 22486), (11243, 13480)]