210207680

素因数分解:

$2^6\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3301}}^1$

素因数の和:3517

約数の個数: 56

約数和(自身を含む): 503224800

約数和(自身を除く): 293017120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 320, 398, 796, 995, 1592, 1990, 3184, 3301, 3980, 6368, 6602, 7960, 12736, 13204, 15920, 16505, 26408, 31840, 33010, 52816, 63680, 66020, 105632, 132040, 211264, 264080, 528160, 656899, 1056320, 1313798, 2627596, 3284495, 5255192, 6568990, 10510384, 13137980, 21020768, 26275960, 42041536, 52551920, 105103840, 210207680]

約数ペア:

[(1, 210207680), (2, 105103840), (4, 52551920), (5, 42041536), (8, 26275960), (10, 21020768), (16, 13137980), (20, 10510384), (32, 6568990), (40, 5255192), (64, 3284495), (80, 2627596), (160, 1313798), (199, 1056320), (320, 656899), (398, 528160), (796, 264080), (995, 211264), (1592, 132040), (1990, 105632), (3184, 66020), (3301, 63680), (3980, 52816), (6368, 33010), (6602, 31840), (7960, 26408), (12736, 16505), (13204, 15920)]