261445824

素因数分解:

$2^6\times 3^2\times {\mathrm{541}}^1\times {\mathrm{839}}^1$

素因数の和:1398

約数の個数: 84

約数和(自身を含む): 751667280

約数和(自身を除く): 490221456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 541, 576, 839, 1082, 1623, 1678, 2164, 2517, 3246, 3356, 4328, 4869, 5034, 6492, 6712, 7551, 8656, 9738, 10068, 12984, 13424, 15102, 17312, 19476, 20136, 25968, 26848, 30204, 34624, 38952, 40272, 51936, 53696, 60408, 77904, 80544, 103872, 120816, 155808, 161088, 241632, 311616, 453899, 483264, 907798, 1361697, 1815596, 2723394, 3631192, 4085091, 5446788, 7262384, 8170182, 10893576, 14524768, 16340364, 21787152, 29049536, 32680728, 43574304, 65361456, 87148608, 130722912, 261445824]

約数ペア:

[(1, 261445824), (2, 130722912), (3, 87148608), (4, 65361456), (6, 43574304), (8, 32680728), (9, 29049536), (12, 21787152), (16, 16340364), (18, 14524768), (24, 10893576), (32, 8170182), (36, 7262384), (48, 5446788), (64, 4085091), (72, 3631192), (96, 2723394), (144, 1815596), (192, 1361697), (288, 907798), (541, 483264), (576, 453899), (839, 311616), (1082, 241632), (1623, 161088), (1678, 155808), (2164, 120816), (2517, 103872), (3246, 80544), (3356, 77904), (4328, 60408), (4869, 53696), (5034, 51936), (6492, 40272), (6712, 38952), (7551, 34624), (8656, 30204), (9738, 26848), (10068, 25968), (12984, 20136), (13424, 19476), (15102, 17312)]