142777280

素因数分解:

$2^6\times 5^1\times {\mathrm{446179}}^1$

素因数の和:446196

約数の個数: 28

約数和(自身を含む): 339989160

約数和(自身を除く): 197211880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 446179, 892358, 1784716, 2230895, 3569432, 4461790, 7138864, 8923580, 14277728, 17847160, 28555456, 35694320, 71388640, 142777280]

約数ペア:

[(1, 142777280), (2, 71388640), (4, 35694320), (5, 28555456), (8, 17847160), (10, 14277728), (16, 8923580), (20, 7138864), (32, 4461790), (40, 3569432), (64, 2230895), (80, 1784716), (160, 892358), (320, 446179)]