131309580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2188493}}^1$

素因数の和:2188505

約数の個数: 24

約数和(自身を含む): 367666992

約数和(自身を除く): 236357412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2188493, 4376986, 6565479, 8753972, 10942465, 13130958, 21884930, 26261916, 32827395, 43769860, 65654790, 131309580]

約数ペア:

[(1, 131309580), (2, 65654790), (3, 43769860), (4, 32827395), (5, 26261916), (6, 21884930), (10, 13130958), (12, 10942465), (15, 8753972), (20, 6565479), (30, 4376986), (60, 2188493)]