18078660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{33479}}^1$

素因数の和:33497

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 38167740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 33479, 66958, 100437, 133916, 167395, 200874, 301311, 334790, 401748, 502185, 602622, 669580, 903933, 1004370, 1205244, 1506555, 1807866, 2008740, 3013110, 3615732, 4519665, 6026220, 9039330, 18078660]

約数ペア:

[(1, 18078660), (2, 9039330), (3, 6026220), (4, 4519665), (5, 3615732), (6, 3013110), (9, 2008740), (10, 1807866), (12, 1506555), (15, 1205244), (18, 1004370), (20, 903933), (27, 669580), (30, 602622), (36, 502185), (45, 401748), (54, 334790), (60, 301311), (90, 200874), (108, 167395), (135, 133916), (180, 100437), (270, 66958), (540, 33479)]