209699520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{218437}}^1$

素因数の和:218457

約数の個数: 56

約数和(自身を含む): 665799024

約数和(自身を除く): 456099504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 218437, 436874, 655311, 873748, 1092185, 1310622, 1747496, 2184370, 2621244, 3276555, 3494992, 4368740, 5242488, 6553110, 6989984, 8737480, 10484976, 13106220, 13979968, 17474960, 20969952, 26212440, 34949920, 41939904, 52424880, 69899840, 104849760, 209699520]

約数ペア:

[(1, 209699520), (2, 104849760), (3, 69899840), (4, 52424880), (5, 41939904), (6, 34949920), (8, 26212440), (10, 20969952), (12, 17474960), (15, 13979968), (16, 13106220), (20, 10484976), (24, 8737480), (30, 6989984), (32, 6553110), (40, 5242488), (48, 4368740), (60, 3494992), (64, 3276555), (80, 2621244), (96, 2184370), (120, 1747496), (160, 1310622), (192, 1092185), (240, 873748), (320, 655311), (480, 436874), (960, 218437)]