121657280

素因数分解:

$2^6\times 5^1\times {\mathrm{380179}}^1$

素因数の和:380196

約数の個数: 28

約数和(自身を含む): 289697160

約数和(自身を除く): 168039880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 380179, 760358, 1520716, 1900895, 3041432, 3801790, 6082864, 7603580, 12165728, 15207160, 24331456, 30414320, 60828640, 121657280]

約数ペア:

[(1, 121657280), (2, 60828640), (4, 30414320), (5, 24331456), (8, 15207160), (10, 12165728), (16, 7603580), (20, 6082864), (32, 3801790), (40, 3041432), (64, 1900895), (80, 1520716), (160, 760358), (320, 380179)]