440348896

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:408

約数の個数: 96

約数和(自身を含む): 968647680

約数和(自身を除く): 528298784

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 103, 104, 172, 206, 208, 239, 344, 412, 416, 478, 559, 688, 824, 956, 1118, 1339, 1376, 1648, 1912, 2236, 2678, 3107, 3296, 3824, 4429, 4472, 5356, 6214, 7648, 8858, 8944, 10277, 10712, 12428, 17716, 17888, 20554, 21424, 24617, 24856, 35432, 41108, 42848, 49234, 49712, 57577, 70864, 82216, 98468, 99424, 115154, 133601, 141728, 164432, 196936, 230308, 267202, 320021, 328864, 393872, 460616, 534404, 640042, 787744, 921232, 1058531, 1068808, 1280084, 1842464, 2117062, 2137616, 2560168, 4234124, 4275232, 5120336, 8468248, 10240672, 13760903, 16936496, 27521806, 33872992, 55043612, 110087224, 220174448, 440348896]

約数ペア:

[(1, 440348896), (2, 220174448), (4, 110087224), (8, 55043612), (13, 33872992), (16, 27521806), (26, 16936496), (32, 13760903), (43, 10240672), (52, 8468248), (86, 5120336), (103, 4275232), (104, 4234124), (172, 2560168), (206, 2137616), (208, 2117062), (239, 1842464), (344, 1280084), (412, 1068808), (416, 1058531), (478, 921232), (559, 787744), (688, 640042), (824, 534404), (956, 460616), (1118, 393872), (1339, 328864), (1376, 320021), (1648, 267202), (1912, 230308), (2236, 196936), (2678, 164432), (3107, 141728), (3296, 133601), (3824, 115154), (4429, 99424), (4472, 98468), (5356, 82216), (6214, 70864), (7648, 57577), (8858, 49712), (8944, 49234), (10277, 42848), (10712, 41108), (12428, 35432), (17716, 24856), (17888, 24617), (20554, 21424)]