80703180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{448351}}^1$

素因数の和:448366

約数の個数: 36

約数和(自身を含む): 244800192

約数和(自身を除く): 164097012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 448351, 896702, 1345053, 1793404, 2241755, 2690106, 4035159, 4483510, 5380212, 6725265, 8070318, 8967020, 13450530, 16140636, 20175795, 26901060, 40351590, 80703180]

約数ペア:

[(1, 80703180), (2, 40351590), (3, 26901060), (4, 20175795), (5, 16140636), (6, 13450530), (9, 8967020), (10, 8070318), (12, 6725265), (15, 5380212), (18, 4483510), (20, 4035159), (30, 2690106), (36, 2241755), (45, 1793404), (60, 1345053), (90, 896702), (180, 448351)]