151530980

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{17579}}^1$

素因数の和:18019

約数の個数: 24

約数和(自身を含む): 318971520

約数和(自身を除く): 167440540

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 17579, 35158, 70316, 87895, 175790, 351580, 7576549, 15153098, 30306196, 37882745, 75765490, 151530980]

約数ペア:

[(1, 151530980), (2, 75765490), (4, 37882745), (5, 30306196), (10, 15153098), (20, 7576549), (431, 351580), (862, 175790), (1724, 87895), (2155, 70316), (4310, 35158), (8620, 17579)]