68268540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1137809}}^1$

素因数の和:1137821

約数の個数: 24

約数和(自身を含む): 191152080

約数和(自身を除く): 122883540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1137809, 2275618, 3413427, 4551236, 5689045, 6826854, 11378090, 13653708, 17067135, 22756180, 34134270, 68268540]

約数ペア:

[(1, 68268540), (2, 34134270), (3, 22756180), (4, 17067135), (5, 13653708), (6, 11378090), (10, 6826854), (12, 5689045), (15, 4551236), (20, 3413427), (30, 2275618), (60, 1137809)]