256339512

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:275

約数の個数: 256

約数和(自身を含む): 860428800

約数和(自身を除く): 604089288

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 27, 33, 36, 39, 43, 44, 52, 54, 66, 72, 78, 86, 88, 99, 104, 108, 117, 129, 132, 143, 156, 172, 193, 198, 216, 234, 258, 264, 286, 297, 312, 344, 351, 386, 387, 396, 429, 468, 473, 516, 559, 572, 579, 594, 702, 772, 774, 792, 858, 936, 946, 1032, 1118, 1144, 1158, 1161, 1188, 1287, 1404, 1419, 1544, 1548, 1677, 1716, 1737, 1892, 2123, 2236, 2316, 2322, 2376, 2509, 2574, 2808, 2838, 3096, 3354, 3432, 3474, 3784, 3861, 4246, 4257, 4472, 4632, 4644, 5018, 5031, 5148, 5211, 5676, 6149, 6369, 6708, 6948, 7527, 7722, 8299, 8492, 8514, 9288, 10036, 10062, 10296, 10422, 11352, 12298, 12738, 12771, 13416, 13896, 15054, 15093, 15444, 16598, 16984, 17028, 18447, 19107, 20072, 20124, 20844, 22581, 24596, 24897, 25476, 25542, 27599, 30108, 30186, 30888, 33196, 34056, 36894, 38214, 40248, 41688, 45162, 49192, 49794, 50952, 51084, 55198, 55341, 57321, 60216, 60372, 66392, 67743, 73788, 74691, 76428, 82797, 90324, 91289, 99588, 102168, 107887, 110396, 110682, 114642, 120744, 135486, 147576, 149382, 152856, 165594, 166023, 180648, 182578, 199176, 215774, 220792, 221364, 224073, 229284, 248391, 270972, 273867, 298764, 323661, 331188, 332046, 365156, 431548, 442728, 448146, 458568, 496782, 541944, 547734, 597528, 647322, 662376, 664092, 730312, 745173, 821601, 863096, 896292, 970983, 993564, 1095468, 1186757, 1294644, 1328184, 1490346, 1643202, 1792584, 1941966, 1987128, 2190936, 2373514, 2464803, 2589288, 2912949, 2980692, 3286404, 3560271, 3883932, 4747028, 4929606, 5825898, 5961384, 6572808, 7120542, 7767864, 9494056, 9859212, 10680813, 11651796, 14241084, 19718424, 21361626, 23303592, 28482168, 32042439, 42723252, 64084878, 85446504, 128169756, 256339512]

約数ペア:

[(1, 256339512), (2, 128169756), (3, 85446504), (4, 64084878), (6, 42723252), (8, 32042439), (9, 28482168), (11, 23303592), (12, 21361626), (13, 19718424), (18, 14241084), (22, 11651796), (24, 10680813), (26, 9859212), (27, 9494056), (33, 7767864), (36, 7120542), (39, 6572808), (43, 5961384), (44, 5825898), (52, 4929606), (54, 4747028), (66, 3883932), (72, 3560271), (78, 3286404), (86, 2980692), (88, 2912949), (99, 2589288), (104, 2464803), (108, 2373514), (117, 2190936), (129, 1987128), (132, 1941966), (143, 1792584), (156, 1643202), (172, 1490346), (193, 1328184), (198, 1294644), (216, 1186757), (234, 1095468), (258, 993564), (264, 970983), (286, 896292), (297, 863096), (312, 821601), (344, 745173), (351, 730312), (386, 664092), (387, 662376), (396, 647322), (429, 597528), (468, 547734), (473, 541944), (516, 496782), (559, 458568), (572, 448146), (579, 442728), (594, 431548), (702, 365156), (772, 332046), (774, 331188), (792, 323661), (858, 298764), (936, 273867), (946, 270972), (1032, 248391), (1118, 229284), (1144, 224073), (1158, 221364), (1161, 220792), (1188, 215774), (1287, 199176), (1404, 182578), (1419, 180648), (1544, 166023), (1548, 165594), (1677, 152856), (1716, 149382), (1737, 147576), (1892, 135486), (2123, 120744), (2236, 114642), (2316, 110682), (2322, 110396), (2376, 107887), (2509, 102168), (2574, 99588), (2808, 91289), (2838, 90324), (3096, 82797), (3354, 76428), (3432, 74691), (3474, 73788), (3784, 67743), (3861, 66392), (4246, 60372), (4257, 60216), (4472, 57321), (4632, 55341), (4644, 55198), (5018, 51084), (5031, 50952), (5148, 49794), (5211, 49192), (5676, 45162), (6149, 41688), (6369, 40248), (6708, 38214), (6948, 36894), (7527, 34056), (7722, 33196), (8299, 30888), (8492, 30186), (8514, 30108), (9288, 27599), (10036, 25542), (10062, 25476), (10296, 24897), (10422, 24596), (11352, 22581), (12298, 20844), (12738, 20124), (12771, 20072), (13416, 19107), (13896, 18447), (15054, 17028), (15093, 16984), (15444, 16598)]