81131880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{676099}}^1$

素因数の和:676113

約数の個数: 32

約数和(自身を含む): 243396000

約数和(自身を除く): 162264120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 676099, 1352198, 2028297, 2704396, 3380495, 4056594, 5408792, 6760990, 8113188, 10141485, 13521980, 16226376, 20282970, 27043960, 40565940, 81131880]

約数ペア:

[(1, 81131880), (2, 40565940), (3, 27043960), (4, 20282970), (5, 16226376), (6, 13521980), (8, 10141485), (10, 8113188), (12, 6760990), (15, 5408792), (20, 4056594), (24, 3380495), (30, 2704396), (40, 2028297), (60, 1352198), (120, 676099)]