1315980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2437}}^1$

素因数の和:2455

約数の個数: 48

約数和(自身を含む): 4095840

約数和(自身を除く): 2779860

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, 2437, 4874, 7311, 9748, 12185, 14622, 21933, 24370, 29244, 36555, 43866, 48740, 65799, 73110, 87732, 109665, 131598, 146220, 219330, 263196, 328995, 438660, 657990, 1315980]

約数ペア:

[(1, 1315980), (2, 657990), (3, 438660), (4, 328995), (5, 263196), (6, 219330), (9, 146220), (10, 131598), (12, 109665), (15, 87732), (18, 73110), (20, 65799), (27, 48740), (30, 43866), (36, 36555), (45, 29244), (54, 24370), (60, 21933), (90, 14622), (108, 12185), (135, 9748), (180, 7311), (270, 4874), (540, 2437)]