217379640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{9103}}^1$

素因数の和:9316

約数の個数: 64

約数和(自身を含む): 655488000

約数和(自身を除く): 438108360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1592, 1990, 2388, 2985, 3980, 4776, 5970, 7960, 9103, 11940, 18206, 23880, 27309, 36412, 45515, 54618, 72824, 91030, 109236, 136545, 182060, 218472, 273090, 364120, 546180, 1092360, 1811497, 3622994, 5434491, 7245988, 9057485, 10868982, 14491976, 18114970, 21737964, 27172455, 36229940, 43475928, 54344910, 72459880, 108689820, 217379640]

約数ペア:

[(1, 217379640), (2, 108689820), (3, 72459880), (4, 54344910), (5, 43475928), (6, 36229940), (8, 27172455), (10, 21737964), (12, 18114970), (15, 14491976), (20, 10868982), (24, 9057485), (30, 7245988), (40, 5434491), (60, 3622994), (120, 1811497), (199, 1092360), (398, 546180), (597, 364120), (796, 273090), (995, 218472), (1194, 182060), (1592, 136545), (1990, 109236), (2388, 91030), (2985, 72824), (3980, 54618), (4776, 45515), (5970, 36412), (7960, 27309), (9103, 23880), (11940, 18206)]