77978790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{866431}}^1$

素因数の和:866444

約数の個数: 24

約数和(自身を含む): 202745088

約数和(自身を除く): 124766298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 866431, 1732862, 2599293, 4332155, 5198586, 7797879, 8664310, 12996465, 15595758, 25992930, 38989395, 77978790]

約数ペア:

[(1, 77978790), (2, 38989395), (3, 25992930), (5, 15595758), (6, 12996465), (9, 8664310), (10, 7797879), (15, 5198586), (18, 4332155), (30, 2599293), (45, 1732862), (90, 866431)]