157445960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{562307}}^1$

素因数の和:562325

約数の個数: 32

約数和(自身を含む): 404861760

約数和(自身を除く): 247415800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 562307, 1124614, 2249228, 2811535, 3936149, 4498456, 5623070, 7872298, 11246140, 15744596, 19680745, 22492280, 31489192, 39361490, 78722980, 157445960]

約数ペア:

[(1, 157445960), (2, 78722980), (4, 39361490), (5, 31489192), (7, 22492280), (8, 19680745), (10, 15744596), (14, 11246140), (20, 7872298), (28, 5623070), (35, 4498456), (40, 3936149), (56, 2811535), (70, 2249228), (140, 1124614), (280, 562307)]