201808080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2207}}^1$

素因数の和:2353

約数の個数: 120

約数和(自身を含む): 683384832

約数和(自身を除く): 481576752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 127, 144, 180, 240, 254, 360, 381, 508, 635, 720, 762, 1016, 1143, 1270, 1524, 1905, 2032, 2207, 2286, 2540, 3048, 3810, 4414, 4572, 5080, 5715, 6096, 6621, 7620, 8828, 9144, 10160, 11035, 11430, 13242, 15240, 17656, 18288, 19863, 22070, 22860, 26484, 30480, 33105, 35312, 39726, 44140, 45720, 52968, 66210, 79452, 88280, 91440, 99315, 105936, 132420, 158904, 176560, 198630, 264840, 280289, 317808, 397260, 529680, 560578, 794520, 840867, 1121156, 1401445, 1589040, 1681734, 2242312, 2522601, 2802890, 3363468, 4204335, 4484624, 5045202, 5605780, 6726936, 8408670, 10090404, 11211560, 12613005, 13453872, 16817340, 20180808, 22423120, 25226010, 33634680, 40361616, 50452020, 67269360, 100904040, 201808080]

約数ペア:

[(1, 201808080), (2, 100904040), (3, 67269360), (4, 50452020), (5, 40361616), (6, 33634680), (8, 25226010), (9, 22423120), (10, 20180808), (12, 16817340), (15, 13453872), (16, 12613005), (18, 11211560), (20, 10090404), (24, 8408670), (30, 6726936), (36, 5605780), (40, 5045202), (45, 4484624), (48, 4204335), (60, 3363468), (72, 2802890), (80, 2522601), (90, 2242312), (120, 1681734), (127, 1589040), (144, 1401445), (180, 1121156), (240, 840867), (254, 794520), (360, 560578), (381, 529680), (508, 397260), (635, 317808), (720, 280289), (762, 264840), (1016, 198630), (1143, 176560), (1270, 158904), (1524, 132420), (1905, 105936), (2032, 99315), (2207, 91440), (2286, 88280), (2540, 79452), (3048, 66210), (3810, 52968), (4414, 45720), (4572, 44140), (5080, 39726), (5715, 35312), (6096, 33105), (6621, 30480), (7620, 26484), (8828, 22860), (9144, 22070), (10160, 19863), (11035, 18288), (11430, 17656), (13242, 15240)]