256628736

素因数分解:

$2^{11}\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:71

約数の個数: 480

約数和(自身を含む): 998917920

約数和(自身を除く): 742289184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 17, 18, 21, 24, 26, 27, 28, 32, 34, 36, 39, 42, 48, 51, 52, 54, 56, 63, 64, 68, 72, 78, 81, 84, 91, 96, 102, 104, 108, 112, 117, 119, 126, 128, 136, 144, 153, 156, 162, 168, 182, 189, 192, 204, 208, 216, 221, 224, 234, 238, 252, 256, 272, 273, 288, 306, 312, 324, 336, 351, 357, 364, 378, 384, 408, 416, 432, 442, 448, 459, 468, 476, 504, 512, 544, 546, 567, 576, 612, 624, 648, 663, 672, 702, 714, 728, 756, 768, 816, 819, 832, 864, 884, 896, 918, 936, 952, 1008, 1024, 1053, 1071, 1088, 1092, 1134, 1152, 1224, 1248, 1296, 1326, 1344, 1377, 1404, 1428, 1456, 1512, 1536, 1547, 1632, 1638, 1664, 1728, 1768, 1792, 1836, 1872, 1904, 1989, 2016, 2048, 2106, 2142, 2176, 2184, 2268, 2304, 2448, 2457, 2496, 2592, 2652, 2688, 2754, 2808, 2856, 2912, 3024, 3072, 3094, 3213, 3264, 3276, 3328, 3456, 3536, 3584, 3672, 3744, 3808, 3978, 4032, 4212, 4284, 4352, 4368, 4536, 4608, 4641, 4896, 4914, 4992, 5184, 5304, 5376, 5508, 5616, 5712, 5824, 5967, 6048, 6144, 6188, 6426, 6528, 6552, 6656, 6912, 7072, 7168, 7344, 7371, 7488, 7616, 7956, 8064, 8424, 8568, 8704, 8736, 9072, 9216, 9282, 9639, 9792, 9828, 9984, 10368, 10608, 10752, 11016, 11232, 11424, 11648, 11934, 12096, 12376, 12852, 13056, 13104, 13312, 13824, 13923, 14144, 14336, 14688, 14742, 14976, 15232, 15912, 16128, 16848, 17136, 17408, 17472, 17901, 18144, 18432, 18564, 19278, 19584, 19656, 19968, 20736, 21216, 21504, 22032, 22464, 22848, 23296, 23868, 24192, 24752, 25704, 26112, 26208, 26624, 27648, 27846, 28288, 29376, 29484, 29952, 30464, 31824, 32256, 33696, 34272, 34816, 34944, 35802, 36288, 37128, 38556, 39168, 39312, 39936, 41472, 41769, 42432, 43008, 44064, 44928, 45696, 46592, 47736, 48384, 49504, 51408, 52224, 52416, 55296, 55692, 56576, 58752, 58968, 59904, 60928, 63648, 64512, 67392, 68544, 69888, 71604, 72576, 74256, 77112, 78336, 78624, 79872, 82944, 83538, 84864, 88128, 89856, 91392, 93184, 95472, 96768, 99008, 102816, 104448, 104832, 111384, 113152, 117504, 117936, 119808, 121856, 125307, 127296, 129024, 134784, 137088, 139776, 143208, 145152, 148512, 154224, 156672, 157248, 165888, 167076, 169728, 176256, 179712, 182784, 186368, 190944, 193536, 198016, 205632, 209664, 222768, 226304, 235008, 235872, 239616, 243712, 250614, 254592, 269568, 274176, 279552, 286416, 290304, 297024, 308448, 313344, 314496, 334152, 339456, 352512, 359424, 365568, 381888, 387072, 396032, 411264, 419328, 445536, 452608, 470016, 471744, 501228, 509184, 539136, 548352, 559104, 572832, 580608, 594048, 616896, 628992, 668304, 678912, 705024, 718848, 731136, 763776, 792064, 822528, 838656, 891072, 940032, 943488, 1002456, 1018368, 1078272, 1096704, 1145664, 1161216, 1188096, 1233792, 1257984, 1336608, 1357824, 1410048, 1527552, 1584128, 1645056, 1677312, 1782144, 1886976, 2004912, 2036736, 2156544, 2193408, 2291328, 2376192, 2467584, 2515968, 2673216, 2820096, 3055104, 3168256, 3290112, 3564288, 3773952, 4009824, 4073472, 4582656, 4752384, 4935168, 5031936, 5346432, 6110208, 6580224, 7128576, 7547904, 8019648, 9165312, 9504768, 9870336, 10692864, 12220416, 14257152, 15095808, 16039296, 18330624, 19740672, 21385728, 28514304, 32078592, 36661248, 42771456, 64157184, 85542912, 128314368, 256628736]

約数ペア:

[(1, 256628736), (2, 128314368), (3, 85542912), (4, 64157184), (6, 42771456), (7, 36661248), (8, 32078592), (9, 28514304), (12, 21385728), (13, 19740672), (14, 18330624), (16, 16039296), (17, 15095808), (18, 14257152), (21, 12220416), (24, 10692864), (26, 9870336), (27, 9504768), (28, 9165312), (32, 8019648), (34, 7547904), (36, 7128576), (39, 6580224), (42, 6110208), (48, 5346432), (51, 5031936), (52, 4935168), (54, 4752384), (56, 4582656), (63, 4073472), (64, 4009824), (68, 3773952), (72, 3564288), (78, 3290112), (81, 3168256), (84, 3055104), (91, 2820096), (96, 2673216), (102, 2515968), (104, 2467584), (108, 2376192), (112, 2291328), (117, 2193408), (119, 2156544), (126, 2036736), (128, 2004912), (136, 1886976), (144, 1782144), (153, 1677312), (156, 1645056), (162, 1584128), (168, 1527552), (182, 1410048), (189, 1357824), (192, 1336608), (204, 1257984), (208, 1233792), (216, 1188096), (221, 1161216), (224, 1145664), (234, 1096704), (238, 1078272), (252, 1018368), (256, 1002456), (272, 943488), (273, 940032), (288, 891072), (306, 838656), (312, 822528), (324, 792064), (336, 763776), (351, 731136), (357, 718848), (364, 705024), (378, 678912), (384, 668304), (408, 628992), (416, 616896), (432, 594048), (442, 580608), (448, 572832), (459, 559104), (468, 548352), (476, 539136), (504, 509184), (512, 501228), (544, 471744), (546, 470016), (567, 452608), (576, 445536), (612, 419328), (624, 411264), (648, 396032), (663, 387072), (672, 381888), (702, 365568), (714, 359424), (728, 352512), (756, 339456), (768, 334152), (816, 314496), (819, 313344), (832, 308448), (864, 297024), (884, 290304), (896, 286416), (918, 279552), (936, 274176), (952, 269568), (1008, 254592), (1024, 250614), (1053, 243712), (1071, 239616), (1088, 235872), (1092, 235008), (1134, 226304), (1152, 222768), (1224, 209664), (1248, 205632), (1296, 198016), (1326, 193536), (1344, 190944), (1377, 186368), (1404, 182784), (1428, 179712), (1456, 176256), (1512, 169728), (1536, 167076), (1547, 165888), (1632, 157248), (1638, 156672), (1664, 154224), (1728, 148512), (1768, 145152), (1792, 143208), (1836, 139776), (1872, 137088), (1904, 134784), (1989, 129024), (2016, 127296), (2048, 125307), (2106, 121856), (2142, 119808), (2176, 117936), (2184, 117504), (2268, 113152), (2304, 111384), (2448, 104832), (2457, 104448), (2496, 102816), (2592, 99008), (2652, 96768), (2688, 95472), (2754, 93184), (2808, 91392), (2856, 89856), (2912, 88128), (3024, 84864), (3072, 83538), (3094, 82944), (3213, 79872), (3264, 78624), (3276, 78336), (3328, 77112), (3456, 74256), (3536, 72576), (3584, 71604), (3672, 69888), (3744, 68544), (3808, 67392), (3978, 64512), (4032, 63648), (4212, 60928), (4284, 59904), (4352, 58968), (4368, 58752), (4536, 56576), (4608, 55692), (4641, 55296), (4896, 52416), (4914, 52224), (4992, 51408), (5184, 49504), (5304, 48384), (5376, 47736), (5508, 46592), (5616, 45696), (5712, 44928), (5824, 44064), (5967, 43008), (6048, 42432), (6144, 41769), (6188, 41472), (6426, 39936), (6528, 39312), (6552, 39168), (6656, 38556), (6912, 37128), (7072, 36288), (7168, 35802), (7344, 34944), (7371, 34816), (7488, 34272), (7616, 33696), (7956, 32256), (8064, 31824), (8424, 30464), (8568, 29952), (8704, 29484), (8736, 29376), (9072, 28288), (9216, 27846), (9282, 27648), (9639, 26624), (9792, 26208), (9828, 26112), (9984, 25704), (10368, 24752), (10608, 24192), (10752, 23868), (11016, 23296), (11232, 22848), (11424, 22464), (11648, 22032), (11934, 21504), (12096, 21216), (12376, 20736), (12852, 19968), (13056, 19656), (13104, 19584), (13312, 19278), (13824, 18564), (13923, 18432), (14144, 18144), (14336, 17901), (14688, 17472), (14742, 17408), (14976, 17136), (15232, 16848), (15912, 16128)]