247889760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{516437}}^1$

素因数の和:516455

約数の個数: 48

約数和(自身を含む): 780854256

約数和(自身を除く): 532964496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 516437, 1032874, 1549311, 2065748, 2582185, 3098622, 4131496, 5164370, 6197244, 7746555, 8262992, 10328740, 12394488, 15493110, 16525984, 20657480, 24788976, 30986220, 41314960, 49577952, 61972440, 82629920, 123944880, 247889760]

約数ペア:

[(1, 247889760), (2, 123944880), (3, 82629920), (4, 61972440), (5, 49577952), (6, 41314960), (8, 30986220), (10, 24788976), (12, 20657480), (15, 16525984), (16, 15493110), (20, 12394488), (24, 10328740), (30, 8262992), (32, 7746555), (40, 6197244), (48, 5164370), (60, 4131496), (80, 3098622), (96, 2582185), (120, 2065748), (160, 1549311), (240, 1032874), (480, 516437)]