77415540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1290259}}^1$

素因数の和:1290271

約数の個数: 24

約数和(自身を含む): 216763680

約数和(自身を除く): 139348140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1290259, 2580518, 3870777, 5161036, 6451295, 7741554, 12902590, 15483108, 19353885, 25805180, 38707770, 77415540]

約数ペア:

[(1, 77415540), (2, 38707770), (3, 25805180), (4, 19353885), (5, 15483108), (6, 12902590), (10, 7741554), (12, 6451295), (15, 5161036), (20, 3870777), (30, 2580518), (60, 1290259)]