198765660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3312761}}^1$

素因数の和:3312773

約数の個数: 24

約数和(自身を含む): 556544016

約数和(自身を除く): 357778356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3312761, 6625522, 9938283, 13251044, 16563805, 19876566, 33127610, 39753132, 49691415, 66255220, 99382830, 198765660]

約数ペア:

[(1, 198765660), (2, 99382830), (3, 66255220), (4, 49691415), (5, 39753132), (6, 33127610), (10, 19876566), (12, 16563805), (15, 13251044), (20, 9938283), (30, 6625522), (60, 3312761)]