67914280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{242551}}^1$

素因数の和:242569

約数の個数: 32

約数和(自身を含む): 174637440

約数和(自身を除く): 106723160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 242551, 485102, 970204, 1212755, 1697857, 1940408, 2425510, 3395714, 4851020, 6791428, 8489285, 9702040, 13582856, 16978570, 33957140, 67914280]

約数ペア:

[(1, 67914280), (2, 33957140), (4, 16978570), (5, 13582856), (7, 9702040), (8, 8489285), (10, 6791428), (14, 4851020), (20, 3395714), (28, 2425510), (35, 1940408), (40, 1697857), (56, 1212755), (70, 970204), (140, 485102), (280, 242551)]