161291448

素因数分解:

$2^3\times 3^2\times {\mathrm{2240159}}^1$

素因数の和:2240171

約数の個数: 24

約数和(自身を含む): 436831200

約数和(自身を除く): 275539752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2240159, 4480318, 6720477, 8960636, 13440954, 17921272, 20161431, 26881908, 40322862, 53763816, 80645724, 161291448]

約数ペア:

[(1, 161291448), (2, 80645724), (3, 53763816), (4, 40322862), (6, 26881908), (8, 20161431), (9, 17921272), (12, 13440954), (18, 8960636), (24, 6720477), (36, 4480318), (72, 2240159)]