256746672

素因数分解:

$2^4\times 3^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:358

約数の個数: 300

約数和(自身を含む): 933908976

約数和(自身を除く): 677162304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 49, 52, 54, 56, 63, 72, 78, 81, 84, 91, 98, 104, 108, 112, 117, 126, 144, 147, 156, 162, 168, 182, 189, 196, 208, 216, 234, 252, 273, 294, 311, 312, 324, 336, 351, 364, 378, 392, 432, 441, 468, 504, 546, 567, 588, 622, 624, 637, 648, 702, 728, 756, 784, 819, 882, 933, 936, 1008, 1053, 1092, 1134, 1176, 1244, 1274, 1296, 1323, 1404, 1456, 1512, 1638, 1764, 1866, 1872, 1911, 2106, 2177, 2184, 2268, 2352, 2457, 2488, 2548, 2646, 2799, 2808, 3024, 3276, 3528, 3732, 3822, 3969, 4043, 4212, 4354, 4368, 4536, 4914, 4976, 5096, 5292, 5598, 5616, 5733, 6531, 6552, 7056, 7371, 7464, 7644, 7938, 8086, 8397, 8424, 8708, 9072, 9828, 10192, 10584, 11196, 11466, 12129, 13062, 13104, 14742, 14928, 15239, 15288, 15876, 16172, 16794, 16848, 17199, 17416, 19593, 19656, 21168, 22392, 22932, 24258, 25191, 26124, 28301, 29484, 30478, 30576, 31752, 32344, 33588, 34398, 34832, 36387, 39186, 39312, 44784, 45717, 45864, 48516, 50382, 51597, 52248, 56602, 58779, 58968, 60956, 63504, 64688, 67176, 68796, 72774, 78372, 84903, 91434, 91728, 97032, 100764, 103194, 104496, 109161, 113204, 117558, 117936, 121912, 134352, 137151, 137592, 145548, 156744, 169806, 176337, 182868, 194064, 198107, 201528, 206388, 218322, 226408, 235116, 243824, 254709, 274302, 275184, 291096, 313488, 327483, 339612, 352674, 365736, 396214, 403056, 411453, 412776, 436644, 452816, 470232, 509418, 548604, 582192, 594321, 654966, 679224, 705348, 731472, 764127, 792428, 822906, 825552, 873288, 940464, 1018836, 1097208, 1188642, 1234359, 1309932, 1358448, 1410696, 1528254, 1584856, 1645812, 1746576, 1782963, 2037672, 2194416, 2292381, 2377284, 2468718, 2619864, 2821392, 3056508, 3169712, 3291624, 3565926, 4075344, 4584762, 4754568, 4937436, 5239728, 5348889, 6113016, 6583248, 7131852, 9169524, 9509136, 9874872, 10697778, 12226032, 14263704, 16046667, 18339048, 19749744, 21395556, 28527408, 32093334, 36678096, 42791112, 64186668, 85582224, 128373336, 256746672]

約数ペア:

[(1, 256746672), (2, 128373336), (3, 85582224), (4, 64186668), (6, 42791112), (7, 36678096), (8, 32093334), (9, 28527408), (12, 21395556), (13, 19749744), (14, 18339048), (16, 16046667), (18, 14263704), (21, 12226032), (24, 10697778), (26, 9874872), (27, 9509136), (28, 9169524), (36, 7131852), (39, 6583248), (42, 6113016), (48, 5348889), (49, 5239728), (52, 4937436), (54, 4754568), (56, 4584762), (63, 4075344), (72, 3565926), (78, 3291624), (81, 3169712), (84, 3056508), (91, 2821392), (98, 2619864), (104, 2468718), (108, 2377284), (112, 2292381), (117, 2194416), (126, 2037672), (144, 1782963), (147, 1746576), (156, 1645812), (162, 1584856), (168, 1528254), (182, 1410696), (189, 1358448), (196, 1309932), (208, 1234359), (216, 1188642), (234, 1097208), (252, 1018836), (273, 940464), (294, 873288), (311, 825552), (312, 822906), (324, 792428), (336, 764127), (351, 731472), (364, 705348), (378, 679224), (392, 654966), (432, 594321), (441, 582192), (468, 548604), (504, 509418), (546, 470232), (567, 452816), (588, 436644), (622, 412776), (624, 411453), (637, 403056), (648, 396214), (702, 365736), (728, 352674), (756, 339612), (784, 327483), (819, 313488), (882, 291096), (933, 275184), (936, 274302), (1008, 254709), (1053, 243824), (1092, 235116), (1134, 226408), (1176, 218322), (1244, 206388), (1274, 201528), (1296, 198107), (1323, 194064), (1404, 182868), (1456, 176337), (1512, 169806), (1638, 156744), (1764, 145548), (1866, 137592), (1872, 137151), (1911, 134352), (2106, 121912), (2177, 117936), (2184, 117558), (2268, 113204), (2352, 109161), (2457, 104496), (2488, 103194), (2548, 100764), (2646, 97032), (2799, 91728), (2808, 91434), (3024, 84903), (3276, 78372), (3528, 72774), (3732, 68796), (3822, 67176), (3969, 64688), (4043, 63504), (4212, 60956), (4354, 58968), (4368, 58779), (4536, 56602), (4914, 52248), (4976, 51597), (5096, 50382), (5292, 48516), (5598, 45864), (5616, 45717), (5733, 44784), (6531, 39312), (6552, 39186), (7056, 36387), (7371, 34832), (7464, 34398), (7644, 33588), (7938, 32344), (8086, 31752), (8397, 30576), (8424, 30478), (8708, 29484), (9072, 28301), (9828, 26124), (10192, 25191), (10584, 24258), (11196, 22932), (11466, 22392), (12129, 21168), (13062, 19656), (13104, 19593), (14742, 17416), (14928, 17199), (15239, 16848), (15288, 16794), (15876, 16172)]