72419220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{402329}}^1$

素因数の和:402344

約数の個数: 36

約数和(自身を含む): 219672180

約数和(自身を除く): 147252960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 402329, 804658, 1206987, 1609316, 2011645, 2413974, 3620961, 4023290, 4827948, 6034935, 7241922, 8046580, 12069870, 14483844, 18104805, 24139740, 36209610, 72419220]

約数ペア:

[(1, 72419220), (2, 36209610), (3, 24139740), (4, 18104805), (5, 14483844), (6, 12069870), (9, 8046580), (10, 7241922), (12, 6034935), (15, 4827948), (18, 4023290), (20, 3620961), (30, 2413974), (36, 2011645), (45, 1609316), (60, 1206987), (90, 804658), (180, 402329)]