220840380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1226891}}^1$

素因数の和:1226906

約数の個数: 36

約数和(自身を含む): 669883032

約数和(自身を除く): 449042652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1226891, 2453782, 3680673, 4907564, 6134455, 7361346, 11042019, 12268910, 14722692, 18403365, 22084038, 24537820, 36806730, 44168076, 55210095, 73613460, 110420190, 220840380]

約数ペア:

[(1, 220840380), (2, 110420190), (3, 73613460), (4, 55210095), (5, 44168076), (6, 36806730), (9, 24537820), (10, 22084038), (12, 18403365), (15, 14722692), (18, 12268910), (20, 11042019), (30, 7361346), (36, 6134455), (45, 4907564), (60, 3680673), (90, 2453782), (180, 1226891)]