254826880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5171}}^1$

素因数の和:5208

約数の個数: 128

約数和(自身を含む): 759663360

約数和(自身を除く): 504836480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1408, 1540, 1760, 2240, 2464, 3080, 3520, 4480, 4928, 5171, 6160, 7040, 9856, 10342, 12320, 20684, 24640, 25855, 36197, 41368, 49280, 51710, 56881, 72394, 82736, 103420, 113762, 144788, 165472, 180985, 206840, 227524, 284405, 289576, 330944, 361970, 398167, 413680, 455048, 568810, 579152, 661888, 723940, 796334, 827360, 910096, 1137620, 1158304, 1447880, 1592668, 1654720, 1820192, 1990835, 2275240, 2316608, 2895760, 3185336, 3309440, 3640384, 3981670, 4550480, 4633216, 5791520, 6370672, 7280768, 7963340, 9100960, 11583040, 12741344, 15926680, 18201920, 23166080, 25482688, 31853360, 36403840, 50965376, 63706720, 127413440, 254826880]

約数ペア:

[(1, 254826880), (2, 127413440), (4, 63706720), (5, 50965376), (7, 36403840), (8, 31853360), (10, 25482688), (11, 23166080), (14, 18201920), (16, 15926680), (20, 12741344), (22, 11583040), (28, 9100960), (32, 7963340), (35, 7280768), (40, 6370672), (44, 5791520), (55, 4633216), (56, 4550480), (64, 3981670), (70, 3640384), (77, 3309440), (80, 3185336), (88, 2895760), (110, 2316608), (112, 2275240), (128, 1990835), (140, 1820192), (154, 1654720), (160, 1592668), (176, 1447880), (220, 1158304), (224, 1137620), (280, 910096), (308, 827360), (320, 796334), (352, 723940), (385, 661888), (440, 579152), (448, 568810), (560, 455048), (616, 413680), (640, 398167), (704, 361970), (770, 330944), (880, 289576), (896, 284405), (1120, 227524), (1232, 206840), (1408, 180985), (1540, 165472), (1760, 144788), (2240, 113762), (2464, 103420), (3080, 82736), (3520, 72394), (4480, 56881), (4928, 51710), (5171, 49280), (6160, 41368), (7040, 36197), (9856, 25855), (10342, 24640), (12320, 20684)]