131275740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2187929}}^1$

素因数の和:2187941

約数の個数: 24

約数和(自身を含む): 367572240

約数和(自身を除く): 236296500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2187929, 4375858, 6563787, 8751716, 10939645, 13127574, 21879290, 26255148, 32818935, 43758580, 65637870, 131275740]

約数ペア:

[(1, 131275740), (2, 65637870), (3, 43758580), (4, 32818935), (5, 26255148), (6, 21879290), (10, 13127574), (12, 10939645), (15, 8751716), (20, 6563787), (30, 4375858), (60, 2187929)]