209214540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1162303}}^1$

素因数の和:1162318

約数の個数: 36

約数和(自身を含む): 634617984

約数和(自身を除く): 425403444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1162303, 2324606, 3486909, 4649212, 5811515, 6973818, 10460727, 11623030, 13947636, 17434545, 20921454, 23246060, 34869090, 41842908, 52303635, 69738180, 104607270, 209214540]

約数ペア:

[(1, 209214540), (2, 104607270), (3, 69738180), (4, 52303635), (5, 41842908), (6, 34869090), (9, 23246060), (10, 20921454), (12, 17434545), (15, 13947636), (18, 11623030), (20, 10460727), (30, 6973818), (36, 5811515), (45, 4649212), (60, 3486909), (90, 2324606), (180, 1162303)]