15331120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{3911}}^1$

素因数の和:3938

約数の個数: 60

約数和(自身を含む): 41475024

約数和(自身を除く): 26143904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3911, 3920, 7822, 15644, 19555, 27377, 31288, 39110, 54754, 62576, 78220, 109508, 136885, 156440, 191639, 219016, 273770, 312880, 383278, 438032, 547540, 766556, 958195, 1095080, 1533112, 1916390, 2190160, 3066224, 3832780, 7665560, 15331120]

約数ペア:

[(1, 15331120), (2, 7665560), (4, 3832780), (5, 3066224), (7, 2190160), (8, 1916390), (10, 1533112), (14, 1095080), (16, 958195), (20, 766556), (28, 547540), (35, 438032), (40, 383278), (49, 312880), (56, 273770), (70, 219016), (80, 191639), (98, 156440), (112, 136885), (140, 109508), (196, 78220), (245, 62576), (280, 54754), (392, 39110), (490, 31288), (560, 27377), (784, 19555), (980, 15644), (1960, 7822), (3911, 3920)]