198540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1103}}^1$

素因数の和:1118

約数の個数: 36

約数和(自身を含む): 602784

約数和(自身を除く): 404244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1103, 2206, 3309, 4412, 5515, 6618, 9927, 11030, 13236, 16545, 19854, 22060, 33090, 39708, 49635, 66180, 99270, 198540]

約数ペア:

[(1, 198540), (2, 99270), (3, 66180), (4, 49635), (5, 39708), (6, 33090), (9, 22060), (10, 19854), (12, 16545), (15, 13236), (18, 11030), (20, 9927), (30, 6618), (36, 5515), (45, 4412), (60, 3309), (90, 2206), (180, 1103)]