128077020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{711539}}^1$

素因数の和:711554

約数の個数: 36

約数和(自身を含む): 388500840

約数和(自身を除く): 260423820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 711539, 1423078, 2134617, 2846156, 3557695, 4269234, 6403851, 7115390, 8538468, 10673085, 12807702, 14230780, 21346170, 25615404, 32019255, 42692340, 64038510, 128077020]

約数ペア:

[(1, 128077020), (2, 64038510), (3, 42692340), (4, 32019255), (5, 25615404), (6, 21346170), (9, 14230780), (10, 12807702), (12, 10673085), (15, 8538468), (18, 7115390), (20, 6403851), (30, 4269234), (36, 3557695), (45, 2846156), (60, 2134617), (90, 1423078), (180, 711539)]