81146460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1352441}}^1$

素因数の和:1352453

約数の個数: 24

約数和(自身を含む): 227210256

約数和(自身を除く): 146063796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1352441, 2704882, 4057323, 5409764, 6762205, 8114646, 13524410, 16229292, 20286615, 27048820, 40573230, 81146460]

約数ペア:

[(1, 81146460), (2, 40573230), (3, 27048820), (4, 20286615), (5, 16229292), (6, 13524410), (10, 8114646), (12, 6762205), (15, 5409764), (20, 4057323), (30, 2704882), (60, 1352441)]