87771240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{243809}}^1$

素因数の和:243826

約数の個数: 48

約数和(自身を含む): 285257700

約数和(自身を除く): 197486460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 243809, 487618, 731427, 975236, 1219045, 1462854, 1950472, 2194281, 2438090, 2925708, 3657135, 4388562, 4876180, 5851416, 7314270, 8777124, 9752360, 10971405, 14628540, 17554248, 21942810, 29257080, 43885620, 87771240]

約数ペア:

[(1, 87771240), (2, 43885620), (3, 29257080), (4, 21942810), (5, 17554248), (6, 14628540), (8, 10971405), (9, 9752360), (10, 8777124), (12, 7314270), (15, 5851416), (18, 4876180), (20, 4388562), (24, 3657135), (30, 2925708), (36, 2438090), (40, 2194281), (45, 1950472), (60, 1462854), (72, 1219045), (90, 975236), (120, 731427), (180, 487618), (360, 243809)]