161924560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{289151}}^1$

素因数の和:289171

約数の個数: 40

約数和(自身を含む): 430258176

約数和(自身を除く): 268333616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 289151, 578302, 1156604, 1445755, 2024057, 2313208, 2891510, 4048114, 4626416, 5783020, 8096228, 10120285, 11566040, 16192456, 20240570, 23132080, 32384912, 40481140, 80962280, 161924560]

約数ペア:

[(1, 161924560), (2, 80962280), (4, 40481140), (5, 32384912), (7, 23132080), (8, 20240570), (10, 16192456), (14, 11566040), (16, 10120285), (20, 8096228), (28, 5783020), (35, 4626416), (40, 4048114), (56, 2891510), (70, 2313208), (80, 2024057), (112, 1445755), (140, 1156604), (280, 578302), (560, 289151)]