217071180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1205951}}^1$

素因数の和:1205966

約数の個数: 36

約数和(自身を含む): 658449792

約数和(自身を除く): 441378612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1205951, 2411902, 3617853, 4823804, 6029755, 7235706, 10853559, 12059510, 14471412, 18089265, 21707118, 24119020, 36178530, 43414236, 54267795, 72357060, 108535590, 217071180]

約数ペア:

[(1, 217071180), (2, 108535590), (3, 72357060), (4, 54267795), (5, 43414236), (6, 36178530), (9, 24119020), (10, 21707118), (12, 18089265), (15, 14471412), (18, 12059510), (20, 10853559), (30, 7235706), (36, 6029755), (45, 4823804), (60, 3617853), (90, 2411902), (180, 1205951)]