213819660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1187887}}^1$

素因数の和:1187902

約数の個数: 36

約数和(自身を含む): 648586848

約数和(自身を除く): 434767188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1187887, 2375774, 3563661, 4751548, 5939435, 7127322, 10690983, 11878870, 14254644, 17818305, 21381966, 23757740, 35636610, 42763932, 53454915, 71273220, 106909830, 213819660]

約数ペア:

[(1, 213819660), (2, 106909830), (3, 71273220), (4, 53454915), (5, 42763932), (6, 35636610), (9, 23757740), (10, 21381966), (12, 17818305), (15, 14254644), (18, 11878870), (20, 10690983), (30, 7127322), (36, 5939435), (45, 4751548), (60, 3563661), (90, 2375774), (180, 1187887)]