256968768

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1$

素因数の和:417

約数の個数: 224

約数和(自身を含む): 848563200

約数和(自身を除く): 591594432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 29, 32, 38, 42, 48, 56, 57, 58, 64, 76, 84, 87, 96, 112, 114, 116, 133, 152, 168, 174, 192, 203, 224, 228, 232, 266, 304, 336, 347, 348, 399, 406, 448, 456, 464, 532, 551, 608, 609, 672, 694, 696, 798, 812, 912, 928, 1041, 1064, 1102, 1216, 1218, 1344, 1388, 1392, 1596, 1624, 1653, 1824, 1856, 2082, 2128, 2204, 2429, 2436, 2776, 2784, 3192, 3248, 3306, 3648, 3857, 4164, 4256, 4408, 4858, 4872, 5552, 5568, 6384, 6496, 6593, 6612, 7287, 7714, 8328, 8512, 8816, 9716, 9744, 10063, 11104, 11571, 12768, 12992, 13186, 13224, 14574, 15428, 16656, 17632, 19432, 19488, 19779, 20126, 22208, 23142, 25536, 26372, 26448, 29148, 30189, 30856, 33312, 35264, 38864, 38976, 39558, 40252, 46151, 46284, 52744, 52896, 58296, 60378, 61712, 66624, 70441, 77728, 79116, 80504, 92302, 92568, 105488, 105792, 116592, 120756, 123424, 138453, 140882, 155456, 158232, 161008, 184604, 185136, 191197, 210976, 211323, 233184, 241512, 246848, 276906, 281764, 316464, 322016, 369208, 370272, 382394, 421952, 422646, 466368, 483024, 553812, 563528, 573591, 632928, 644032, 738416, 740544, 764788, 845292, 966048, 1107624, 1127056, 1147182, 1265856, 1338379, 1476832, 1529576, 1690584, 1932096, 2215248, 2254112, 2294364, 2676758, 2953664, 3059152, 3381168, 4015137, 4430496, 4508224, 4588728, 5353516, 6118304, 6762336, 8030274, 8860992, 9177456, 10707032, 12236608, 13524672, 16060548, 18354912, 21414064, 32121096, 36709824, 42828128, 64242192, 85656256, 128484384, 256968768]

約数ペア:

[(1, 256968768), (2, 128484384), (3, 85656256), (4, 64242192), (6, 42828128), (7, 36709824), (8, 32121096), (12, 21414064), (14, 18354912), (16, 16060548), (19, 13524672), (21, 12236608), (24, 10707032), (28, 9177456), (29, 8860992), (32, 8030274), (38, 6762336), (42, 6118304), (48, 5353516), (56, 4588728), (57, 4508224), (58, 4430496), (64, 4015137), (76, 3381168), (84, 3059152), (87, 2953664), (96, 2676758), (112, 2294364), (114, 2254112), (116, 2215248), (133, 1932096), (152, 1690584), (168, 1529576), (174, 1476832), (192, 1338379), (203, 1265856), (224, 1147182), (228, 1127056), (232, 1107624), (266, 966048), (304, 845292), (336, 764788), (347, 740544), (348, 738416), (399, 644032), (406, 632928), (448, 573591), (456, 563528), (464, 553812), (532, 483024), (551, 466368), (608, 422646), (609, 421952), (672, 382394), (694, 370272), (696, 369208), (798, 322016), (812, 316464), (912, 281764), (928, 276906), (1041, 246848), (1064, 241512), (1102, 233184), (1216, 211323), (1218, 210976), (1344, 191197), (1388, 185136), (1392, 184604), (1596, 161008), (1624, 158232), (1653, 155456), (1824, 140882), (1856, 138453), (2082, 123424), (2128, 120756), (2204, 116592), (2429, 105792), (2436, 105488), (2776, 92568), (2784, 92302), (3192, 80504), (3248, 79116), (3306, 77728), (3648, 70441), (3857, 66624), (4164, 61712), (4256, 60378), (4408, 58296), (4858, 52896), (4872, 52744), (5552, 46284), (5568, 46151), (6384, 40252), (6496, 39558), (6593, 38976), (6612, 38864), (7287, 35264), (7714, 33312), (8328, 30856), (8512, 30189), (8816, 29148), (9716, 26448), (9744, 26372), (10063, 25536), (11104, 23142), (11571, 22208), (12768, 20126), (12992, 19779), (13186, 19488), (13224, 19432), (14574, 17632), (15428, 16656)]