256348284

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:579

約数の個数: 96

約数和(自身を含む): 651678720

約数和(自身を除く): 395330436

約数列:

[1, 2, 3, 4, 6, 12, 29, 37, 43, 58, 74, 86, 87, 111, 116, 129, 148, 172, 174, 222, 258, 348, 444, 463, 516, 926, 1073, 1247, 1389, 1591, 1852, 2146, 2494, 2778, 3182, 3219, 3741, 4292, 4773, 4988, 5556, 6364, 6438, 7482, 9546, 12876, 13427, 14964, 17131, 19092, 19909, 26854, 34262, 39818, 40281, 46139, 51393, 53708, 59727, 68524, 79636, 80562, 92278, 102786, 119454, 138417, 161124, 184556, 205572, 238908, 276834, 496799, 553668, 577361, 736633, 993598, 1154722, 1473266, 1490397, 1732083, 1987196, 2209899, 2309444, 2946532, 2980794, 3464166, 4419798, 5961588, 6928332, 8839596, 21362357, 42724714, 64087071, 85449428, 128174142, 256348284]

約数ペア:

[(1, 256348284), (2, 128174142), (3, 85449428), (4, 64087071), (6, 42724714), (12, 21362357), (29, 8839596), (37, 6928332), (43, 5961588), (58, 4419798), (74, 3464166), (86, 2980794), (87, 2946532), (111, 2309444), (116, 2209899), (129, 1987196), (148, 1732083), (172, 1490397), (174, 1473266), (222, 1154722), (258, 993598), (348, 736633), (444, 577361), (463, 553668), (516, 496799), (926, 276834), (1073, 238908), (1247, 205572), (1389, 184556), (1591, 161124), (1852, 138417), (2146, 119454), (2494, 102786), (2778, 92278), (3182, 80562), (3219, 79636), (3741, 68524), (4292, 59727), (4773, 53708), (4988, 51393), (5556, 46139), (6364, 40281), (6438, 39818), (7482, 34262), (9546, 26854), (12876, 19909), (13427, 19092), (14964, 17131)]