156944960

素因数分解:

$2^6\times 5^1\times {\mathrm{490453}}^1$

素因数の和:490470

約数の個数: 28

約数和(自身を含む): 373725948

約数和(自身を除く): 216780988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 490453, 980906, 1961812, 2452265, 3923624, 4904530, 7847248, 9809060, 15694496, 19618120, 31388992, 39236240, 78472480, 156944960]

約数ペア:

[(1, 156944960), (2, 78472480), (4, 39236240), (5, 31388992), (8, 19618120), (10, 15694496), (16, 9809060), (20, 7847248), (32, 4904530), (40, 3923624), (64, 2452265), (80, 1961812), (160, 980906), (320, 490453)]