128475660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2141261}}^1$

素因数の和:2141273

約数の個数: 24

約数和(自身を含む): 359732016

約数和(自身を除く): 231256356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2141261, 4282522, 6423783, 8565044, 10706305, 12847566, 21412610, 25695132, 32118915, 42825220, 64237830, 128475660]

約数ペア:

[(1, 128475660), (2, 64237830), (3, 42825220), (4, 32118915), (5, 25695132), (6, 21412610), (10, 12847566), (12, 10706305), (15, 8565044), (20, 6423783), (30, 4282522), (60, 2141261)]