316120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1129}}^1$

素因数の和:1147

約数の個数: 32

約数和(自身を含む): 813600

約数和(自身を除く): 497480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1129, 2258, 4516, 5645, 7903, 9032, 11290, 15806, 22580, 31612, 39515, 45160, 63224, 79030, 158060, 316120]

約数ペア:

[(1, 316120), (2, 158060), (4, 79030), (5, 63224), (7, 45160), (8, 39515), (10, 31612), (14, 22580), (20, 15806), (28, 11290), (35, 9032), (40, 7903), (56, 5645), (70, 4516), (140, 2258), (280, 1129)]