280128060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1556267}}^1$

素因数の和:1556282

約数の個数: 36

約数和(自身を含む): 849722328

約数和(自身を除く): 569594268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1556267, 3112534, 4668801, 6225068, 7781335, 9337602, 14006403, 15562670, 18675204, 23344005, 28012806, 31125340, 46688010, 56025612, 70032015, 93376020, 140064030, 280128060]

約数ペア:

[(1, 280128060), (2, 140064030), (3, 93376020), (4, 70032015), (5, 56025612), (6, 46688010), (9, 31125340), (10, 28012806), (12, 23344005), (15, 18675204), (18, 15562670), (20, 14006403), (30, 9337602), (36, 7781335), (45, 6225068), (60, 4668801), (90, 3112534), (180, 1556267)]