131196540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{15731}}^1$

素因数の和:15882

約数の個数: 48

約数和(自身を含む): 370016640

約数和(自身を除く): 238820100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 15731, 31462, 47193, 62924, 78655, 94386, 157310, 188772, 235965, 314620, 471930, 943860, 2186609, 4373218, 6559827, 8746436, 10933045, 13119654, 21866090, 26239308, 32799135, 43732180, 65598270, 131196540]

約数ペア:

[(1, 131196540), (2, 65598270), (3, 43732180), (4, 32799135), (5, 26239308), (6, 21866090), (10, 13119654), (12, 10933045), (15, 8746436), (20, 6559827), (30, 4373218), (60, 2186609), (139, 943860), (278, 471930), (417, 314620), (556, 235965), (695, 188772), (834, 157310), (1390, 94386), (1668, 78655), (2085, 62924), (2780, 47193), (4170, 31462), (8340, 15731)]