256943232

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 512

約数和(自身を含む): 1005312000

約数和(自身を除く): 748368768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 19, 21, 24, 26, 27, 28, 32, 36, 38, 39, 42, 43, 48, 52, 54, 56, 57, 63, 64, 72, 76, 78, 84, 86, 91, 96, 104, 108, 112, 114, 117, 126, 128, 129, 133, 144, 152, 156, 168, 171, 172, 182, 189, 192, 208, 216, 224, 228, 234, 247, 252, 258, 266, 273, 288, 301, 304, 312, 336, 342, 344, 351, 364, 378, 384, 387, 399, 416, 432, 448, 456, 468, 494, 504, 513, 516, 532, 546, 559, 576, 602, 608, 624, 672, 684, 688, 702, 728, 741, 756, 774, 798, 817, 819, 832, 864, 896, 903, 912, 936, 988, 1008, 1026, 1032, 1064, 1092, 1118, 1152, 1161, 1197, 1204, 1216, 1248, 1344, 1368, 1376, 1404, 1456, 1482, 1512, 1548, 1596, 1634, 1638, 1664, 1677, 1728, 1729, 1806, 1824, 1872, 1976, 2016, 2052, 2064, 2128, 2184, 2223, 2236, 2322, 2394, 2408, 2432, 2451, 2457, 2496, 2688, 2709, 2736, 2752, 2808, 2912, 2964, 3024, 3096, 3192, 3268, 3276, 3354, 3456, 3458, 3591, 3612, 3648, 3744, 3913, 3952, 4032, 4104, 4128, 4256, 4368, 4446, 4472, 4644, 4788, 4816, 4902, 4914, 4992, 5031, 5187, 5418, 5472, 5504, 5616, 5719, 5824, 5928, 6048, 6192, 6384, 6536, 6552, 6669, 6708, 6916, 7182, 7224, 7296, 7353, 7488, 7826, 7904, 8064, 8127, 8208, 8256, 8512, 8736, 8892, 8944, 9288, 9576, 9632, 9804, 9828, 10062, 10374, 10621, 10836, 10944, 11232, 11438, 11648, 11739, 11856, 12096, 12384, 12768, 13072, 13104, 13338, 13416, 13832, 14364, 14448, 14706, 14976, 15093, 15561, 15652, 15808, 16254, 16416, 16512, 17024, 17157, 17472, 17784, 17888, 18576, 19152, 19264, 19608, 19656, 20124, 20748, 21242, 21672, 21888, 22059, 22464, 22876, 23478, 23712, 24192, 24768, 25536, 26144, 26208, 26676, 26832, 27664, 28728, 28896, 29412, 30186, 31122, 31304, 31616, 31863, 32508, 32832, 34314, 34944, 35217, 35568, 35776, 37152, 38304, 38528, 39216, 39312, 40248, 41496, 42484, 43344, 44118, 44928, 45752, 46683, 46956, 47424, 49536, 51072, 51471, 52288, 52416, 53352, 53664, 55328, 57456, 57792, 58824, 60372, 62244, 62608, 63726, 65016, 65664, 68628, 70434, 71136, 71552, 74304, 74347, 76608, 78432, 78624, 80496, 82992, 84968, 86688, 88236, 91504, 93366, 93912, 94848, 95589, 102942, 104576, 104832, 105651, 106704, 107328, 110656, 114912, 115584, 117648, 120744, 124488, 125216, 127452, 130032, 137256, 140868, 142272, 148608, 148694, 153216, 154413, 156864, 157248, 160992, 165984, 169936, 173376, 176472, 183008, 186732, 187824, 191178, 205884, 211302, 213408, 214656, 221312, 223041, 229824, 235296, 241488, 248976, 250432, 254904, 260064, 274512, 281736, 284544, 286767, 297388, 308826, 313728, 314496, 321984, 331968, 339872, 346752, 352944, 366016, 373464, 375648, 382356, 411768, 422604, 426816, 446082, 459648, 470592, 482976, 497952, 500864, 509808, 520128, 549024, 563472, 573534, 594776, 617652, 643968, 663936, 669123, 679744, 705888, 732032, 746928, 751296, 764712, 823536, 845208, 853632, 892164, 941184, 965952, 995904, 1019616, 1040256, 1098048, 1126944, 1147068, 1189552, 1235304, 1338246, 1359488, 1411776, 1493856, 1502592, 1529424, 1647072, 1690416, 1784328, 1931904, 1991808, 2007369, 2039232, 2196096, 2253888, 2294136, 2379104, 2470608, 2676492, 2823552, 2987712, 3058848, 3294144, 3380832, 3568656, 4014738, 4078464, 4507776, 4588272, 4758208, 4941216, 5352984, 5975424, 6117696, 6588288, 6761664, 7137312, 8029476, 9176544, 9516416, 9882432, 10705968, 12235392, 13523328, 14274624, 16058952, 18353088, 19764864, 21411936, 28549248, 32117904, 36706176, 42823872, 64235808, 85647744, 128471616, 256943232]

約数ペア:

[(1, 256943232), (2, 128471616), (3, 85647744), (4, 64235808), (6, 42823872), (7, 36706176), (8, 32117904), (9, 28549248), (12, 21411936), (13, 19764864), (14, 18353088), (16, 16058952), (18, 14274624), (19, 13523328), (21, 12235392), (24, 10705968), (26, 9882432), (27, 9516416), (28, 9176544), (32, 8029476), (36, 7137312), (38, 6761664), (39, 6588288), (42, 6117696), (43, 5975424), (48, 5352984), (52, 4941216), (54, 4758208), (56, 4588272), (57, 4507776), (63, 4078464), (64, 4014738), (72, 3568656), (76, 3380832), (78, 3294144), (84, 3058848), (86, 2987712), (91, 2823552), (96, 2676492), (104, 2470608), (108, 2379104), (112, 2294136), (114, 2253888), (117, 2196096), (126, 2039232), (128, 2007369), (129, 1991808), (133, 1931904), (144, 1784328), (152, 1690416), (156, 1647072), (168, 1529424), (171, 1502592), (172, 1493856), (182, 1411776), (189, 1359488), (192, 1338246), (208, 1235304), (216, 1189552), (224, 1147068), (228, 1126944), (234, 1098048), (247, 1040256), (252, 1019616), (258, 995904), (266, 965952), (273, 941184), (288, 892164), (301, 853632), (304, 845208), (312, 823536), (336, 764712), (342, 751296), (344, 746928), (351, 732032), (364, 705888), (378, 679744), (384, 669123), (387, 663936), (399, 643968), (416, 617652), (432, 594776), (448, 573534), (456, 563472), (468, 549024), (494, 520128), (504, 509808), (513, 500864), (516, 497952), (532, 482976), (546, 470592), (559, 459648), (576, 446082), (602, 426816), (608, 422604), (624, 411768), (672, 382356), (684, 375648), (688, 373464), (702, 366016), (728, 352944), (741, 346752), (756, 339872), (774, 331968), (798, 321984), (817, 314496), (819, 313728), (832, 308826), (864, 297388), (896, 286767), (903, 284544), (912, 281736), (936, 274512), (988, 260064), (1008, 254904), (1026, 250432), (1032, 248976), (1064, 241488), (1092, 235296), (1118, 229824), (1152, 223041), (1161, 221312), (1197, 214656), (1204, 213408), (1216, 211302), (1248, 205884), (1344, 191178), (1368, 187824), (1376, 186732), (1404, 183008), (1456, 176472), (1482, 173376), (1512, 169936), (1548, 165984), (1596, 160992), (1634, 157248), (1638, 156864), (1664, 154413), (1677, 153216), (1728, 148694), (1729, 148608), (1806, 142272), (1824, 140868), (1872, 137256), (1976, 130032), (2016, 127452), (2052, 125216), (2064, 124488), (2128, 120744), (2184, 117648), (2223, 115584), (2236, 114912), (2322, 110656), (2394, 107328), (2408, 106704), (2432, 105651), (2451, 104832), (2457, 104576), (2496, 102942), (2688, 95589), (2709, 94848), (2736, 93912), (2752, 93366), (2808, 91504), (2912, 88236), (2964, 86688), (3024, 84968), (3096, 82992), (3192, 80496), (3268, 78624), (3276, 78432), (3354, 76608), (3456, 74347), (3458, 74304), (3591, 71552), (3612, 71136), (3648, 70434), (3744, 68628), (3913, 65664), (3952, 65016), (4032, 63726), (4104, 62608), (4128, 62244), (4256, 60372), (4368, 58824), (4446, 57792), (4472, 57456), (4644, 55328), (4788, 53664), (4816, 53352), (4902, 52416), (4914, 52288), (4992, 51471), (5031, 51072), (5187, 49536), (5418, 47424), (5472, 46956), (5504, 46683), (5616, 45752), (5719, 44928), (5824, 44118), (5928, 43344), (6048, 42484), (6192, 41496), (6384, 40248), (6536, 39312), (6552, 39216), (6669, 38528), (6708, 38304), (6916, 37152), (7182, 35776), (7224, 35568), (7296, 35217), (7353, 34944), (7488, 34314), (7826, 32832), (7904, 32508), (8064, 31863), (8127, 31616), (8208, 31304), (8256, 31122), (8512, 30186), (8736, 29412), (8892, 28896), (8944, 28728), (9288, 27664), (9576, 26832), (9632, 26676), (9804, 26208), (9828, 26144), (10062, 25536), (10374, 24768), (10621, 24192), (10836, 23712), (10944, 23478), (11232, 22876), (11438, 22464), (11648, 22059), (11739, 21888), (11856, 21672), (12096, 21242), (12384, 20748), (12768, 20124), (13072, 19656), (13104, 19608), (13338, 19264), (13416, 19152), (13832, 18576), (14364, 17888), (14448, 17784), (14706, 17472), (14976, 17157), (15093, 17024), (15561, 16512), (15652, 16416), (15808, 16254)]