668855340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1238621}}^1$

素因数の和:1238639

約数の個数: 48

約数和(自身を含む): 2080884960

約数和(自身を除く): 1412029620

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, 1238621, 2477242, 3715863, 4954484, 6193105, 7431726, 11147589, 12386210, 14863452, 18579315, 22295178, 24772420, 33442767, 37158630, 44590356, 55737945, 66885534, 74317260, 111475890, 133771068, 167213835, 222951780, 334427670, 668855340]

約数ペア:

[(1, 668855340), (2, 334427670), (3, 222951780), (4, 167213835), (5, 133771068), (6, 111475890), (9, 74317260), (10, 66885534), (12, 55737945), (15, 44590356), (18, 37158630), (20, 33442767), (27, 24772420), (30, 22295178), (36, 18579315), (45, 14863452), (54, 12386210), (60, 11147589), (90, 7431726), (108, 6193105), (135, 4954484), (180, 3715863), (270, 2477242), (540, 1238621)]