178876180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{11941}}^1$

素因数の和:12064

約数の個数: 48

約数和(自身を含む): 433351296

約数和(自身を除く): 254475116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 7490, 11941, 14980, 23882, 47764, 59705, 83587, 119410, 167174, 238820, 334348, 417935, 835870, 1277687, 1671740, 2555374, 5110748, 6388435, 8943809, 12776870, 17887618, 25553740, 35775236, 44719045, 89438090, 178876180]

約数ペア:

[(1, 178876180), (2, 89438090), (4, 44719045), (5, 35775236), (7, 25553740), (10, 17887618), (14, 12776870), (20, 8943809), (28, 6388435), (35, 5110748), (70, 2555374), (107, 1671740), (140, 1277687), (214, 835870), (428, 417935), (535, 334348), (749, 238820), (1070, 167174), (1498, 119410), (2140, 83587), (2996, 59705), (3745, 47764), (7490, 23882), (11941, 14980)]