82878960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{345329}}^1$

素因数の和:345345

約数の個数: 40

約数和(自身を含む): 256925520

約数和(自身を除く): 174046560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 345329, 690658, 1035987, 1381316, 1726645, 2071974, 2762632, 3453290, 4143948, 5179935, 5525264, 6906580, 8287896, 10359870, 13813160, 16575792, 20719740, 27626320, 41439480, 82878960]

約数ペア:

[(1, 82878960), (2, 41439480), (3, 27626320), (4, 20719740), (5, 16575792), (6, 13813160), (8, 10359870), (10, 8287896), (12, 6906580), (15, 5525264), (16, 5179935), (20, 4143948), (24, 3453290), (30, 2762632), (40, 2071974), (48, 1726645), (60, 1381316), (80, 1035987), (120, 690658), (240, 345329)]