153661480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{548791}}^1$

素因数の和:548809

約数の個数: 32

約数和(自身を含む): 395130240

約数和(自身を除く): 241468760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 548791, 1097582, 2195164, 2743955, 3841537, 4390328, 5487910, 7683074, 10975820, 15366148, 19207685, 21951640, 30732296, 38415370, 76830740, 153661480]

約数ペア:

[(1, 153661480), (2, 76830740), (4, 38415370), (5, 30732296), (7, 21951640), (8, 19207685), (10, 15366148), (14, 10975820), (20, 7683074), (28, 5487910), (35, 4390328), (40, 3841537), (56, 2743955), (70, 2195164), (140, 1097582), (280, 548791)]