279711040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:864

約数の個数: 112

約数和(自身を含む): 766340352

約数和(自身を除く): 486629312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 193, 224, 280, 320, 386, 448, 560, 647, 772, 965, 1120, 1294, 1351, 1544, 1930, 2240, 2588, 2702, 3088, 3235, 3860, 4529, 5176, 5404, 6176, 6470, 6755, 7720, 9058, 10352, 10808, 12352, 12940, 13510, 15440, 18116, 20704, 21616, 22645, 25880, 27020, 30880, 36232, 41408, 43232, 45290, 51760, 54040, 61760, 72464, 86464, 90580, 103520, 108080, 124871, 144928, 181160, 207040, 216160, 249742, 289856, 362320, 432320, 499484, 624355, 724640, 874097, 998968, 1248710, 1449280, 1748194, 1997936, 2497420, 3496388, 3995872, 4370485, 4994840, 6992776, 7991744, 8740970, 9989680, 13985552, 17481940, 19979360, 27971104, 34963880, 39958720, 55942208, 69927760, 139855520, 279711040]

約数ペア:

[(1, 279711040), (2, 139855520), (4, 69927760), (5, 55942208), (7, 39958720), (8, 34963880), (10, 27971104), (14, 19979360), (16, 17481940), (20, 13985552), (28, 9989680), (32, 8740970), (35, 7991744), (40, 6992776), (56, 4994840), (64, 4370485), (70, 3995872), (80, 3496388), (112, 2497420), (140, 1997936), (160, 1748194), (193, 1449280), (224, 1248710), (280, 998968), (320, 874097), (386, 724640), (448, 624355), (560, 499484), (647, 432320), (772, 362320), (965, 289856), (1120, 249742), (1294, 216160), (1351, 207040), (1544, 181160), (1930, 144928), (2240, 124871), (2588, 108080), (2702, 103520), (3088, 90580), (3235, 86464), (3860, 72464), (4529, 61760), (5176, 54040), (5404, 51760), (6176, 45290), (6470, 43232), (6755, 41408), (7720, 36232), (9058, 30880), (10352, 27020), (10808, 25880), (12352, 22645), (12940, 21616), (13510, 20704), (15440, 18116)]