128469540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2141159}}^1$

素因数の和:2141171

約数の個数: 24

約数和(自身を含む): 359714880

約数和(自身を除く): 231245340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2141159, 4282318, 6423477, 8564636, 10705795, 12846954, 21411590, 25693908, 32117385, 42823180, 64234770, 128469540]

約数ペア:

[(1, 128469540), (2, 64234770), (3, 42823180), (4, 32117385), (5, 25693908), (6, 21411590), (10, 12846954), (12, 10705795), (15, 8564636), (20, 6423477), (30, 4282318), (60, 2141159)]