78018540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1300309}}^1$

素因数の和:1300321

約数の個数: 24

約数和(自身を含む): 218452080

約数和(自身を除く): 140433540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1300309, 2600618, 3900927, 5201236, 6501545, 7801854, 13003090, 15603708, 19504635, 26006180, 39009270, 78018540]

約数ペア:

[(1, 78018540), (2, 39009270), (3, 26006180), (4, 19504635), (5, 15603708), (6, 13003090), (10, 7801854), (12, 6501545), (15, 5201236), (20, 3900927), (30, 2600618), (60, 1300309)]