138712740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2311879}}^1$

素因数の和:2311891

約数の個数: 24

約数和(自身を含む): 388395840

約数和(自身を除く): 249683100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2311879, 4623758, 6935637, 9247516, 11559395, 13871274, 23118790, 27742548, 34678185, 46237580, 69356370, 138712740]

約数ペア:

[(1, 138712740), (2, 69356370), (3, 46237580), (4, 34678185), (5, 27742548), (6, 23118790), (10, 13871274), (12, 11559395), (15, 9247516), (20, 6935637), (30, 4623758), (60, 2311879)]