81668040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{680567}}^1$

素因数の和:680581

約数の個数: 32

約数和(自身を含む): 245004480

約数和(自身を除く): 163336440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 680567, 1361134, 2041701, 2722268, 3402835, 4083402, 5444536, 6805670, 8166804, 10208505, 13611340, 16333608, 20417010, 27222680, 40834020, 81668040]

約数ペア:

[(1, 81668040), (2, 40834020), (3, 27222680), (4, 20417010), (5, 16333608), (6, 13611340), (8, 10208505), (10, 8166804), (12, 6805670), (15, 5444536), (20, 4083402), (24, 3402835), (30, 2722268), (40, 2041701), (60, 1361134), (120, 680567)]