121268560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{216551}}^1$

素因数の和:216571

約数の個数: 40

約数和(自身を含む): 322229376

約数和(自身を除く): 200960816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 216551, 433102, 866204, 1082755, 1515857, 1732408, 2165510, 3031714, 3464816, 4331020, 6063428, 7579285, 8662040, 12126856, 15158570, 17324080, 24253712, 30317140, 60634280, 121268560]

約数ペア:

[(1, 121268560), (2, 60634280), (4, 30317140), (5, 24253712), (7, 17324080), (8, 15158570), (10, 12126856), (14, 8662040), (16, 7579285), (20, 6063428), (28, 4331020), (35, 3464816), (40, 3031714), (56, 2165510), (70, 1732408), (80, 1515857), (112, 1082755), (140, 866204), (280, 433102), (560, 216551)]