151888720

素因数分解:

$2^4\times 5^1\times {\mathrm{1898609}}^1$

素因数の和:1898622

約数の個数: 20

約数和(自身を含む): 353141460

約数和(自身を除く): 201252740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1898609, 3797218, 7594436, 9493045, 15188872, 18986090, 30377744, 37972180, 75944360, 151888720]

約数ペア:

[(1, 151888720), (2, 75944360), (4, 37972180), (5, 30377744), (8, 18986090), (10, 15188872), (16, 9493045), (20, 7594436), (40, 3797218), (80, 1898609)]