81871080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{682259}}^1$

素因数の和:682273

約数の個数: 32

約数和(自身を含む): 245613600

約数和(自身を除く): 163742520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 682259, 1364518, 2046777, 2729036, 3411295, 4093554, 5458072, 6822590, 8187108, 10233885, 13645180, 16374216, 20467770, 27290360, 40935540, 81871080]

約数ペア:

[(1, 81871080), (2, 40935540), (3, 27290360), (4, 20467770), (5, 16374216), (6, 13645180), (8, 10233885), (10, 8187108), (12, 6822590), (15, 5458072), (20, 4093554), (24, 3411295), (30, 2729036), (40, 2046777), (60, 1364518), (120, 682259)]