289342020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2203}}^1$

素因数の和:2425

約数の個数: 96

約数和(自身を含む): 888652800

約数和(自身を除く): 599310780

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 199, 220, 330, 398, 597, 660, 796, 995, 1194, 1990, 2189, 2203, 2388, 2985, 3980, 4378, 4406, 5970, 6567, 6609, 8756, 8812, 10945, 11015, 11940, 13134, 13218, 21890, 22030, 24233, 26268, 26436, 32835, 33045, 43780, 44060, 48466, 65670, 66090, 72699, 96932, 121165, 131340, 132180, 145398, 242330, 290796, 363495, 438397, 484660, 726990, 876794, 1315191, 1453980, 1753588, 2191985, 2630382, 4383970, 4822367, 5260764, 6575955, 8767940, 9644734, 13151910, 14467101, 19289468, 24111835, 26303820, 28934202, 48223670, 57868404, 72335505, 96447340, 144671010, 289342020]

約数ペア:

[(1, 289342020), (2, 144671010), (3, 96447340), (4, 72335505), (5, 57868404), (6, 48223670), (10, 28934202), (11, 26303820), (12, 24111835), (15, 19289468), (20, 14467101), (22, 13151910), (30, 9644734), (33, 8767940), (44, 6575955), (55, 5260764), (60, 4822367), (66, 4383970), (110, 2630382), (132, 2191985), (165, 1753588), (199, 1453980), (220, 1315191), (330, 876794), (398, 726990), (597, 484660), (660, 438397), (796, 363495), (995, 290796), (1194, 242330), (1990, 145398), (2189, 132180), (2203, 131340), (2388, 121165), (2985, 96932), (3980, 72699), (4378, 66090), (4406, 65670), (5970, 48466), (6567, 44060), (6609, 43780), (8756, 33045), (8812, 32835), (10945, 26436), (11015, 26268), (11940, 24233), (13134, 22030), (13218, 21890)]