278863104

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:133

約数の個数: 288

約数和(自身を含む): 890072064

約数和(自身を除く): 611208960

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 31, 32, 34, 39, 48, 51, 52, 53, 62, 64, 68, 78, 93, 96, 102, 104, 106, 124, 128, 136, 156, 159, 186, 192, 204, 208, 212, 221, 248, 256, 272, 312, 318, 372, 384, 403, 408, 416, 424, 442, 496, 527, 544, 624, 636, 663, 689, 744, 768, 806, 816, 832, 848, 884, 901, 992, 1054, 1088, 1209, 1248, 1272, 1326, 1378, 1488, 1581, 1612, 1632, 1643, 1664, 1696, 1768, 1802, 1984, 2067, 2108, 2176, 2418, 2496, 2544, 2652, 2703, 2756, 2976, 3162, 3224, 3264, 3286, 3328, 3392, 3536, 3604, 3968, 4134, 4216, 4352, 4836, 4929, 4992, 5088, 5304, 5406, 5512, 5952, 6324, 6448, 6528, 6572, 6784, 6851, 7072, 7208, 7936, 8268, 8432, 9672, 9858, 9984, 10176, 10608, 10812, 11024, 11713, 11904, 12648, 12896, 13056, 13144, 13568, 13702, 14144, 14416, 16536, 16864, 19344, 19716, 20352, 20553, 21216, 21359, 21624, 22048, 23426, 23808, 25296, 25792, 26288, 27404, 27931, 28288, 28832, 33072, 33728, 35139, 38688, 39432, 40704, 41106, 42432, 42718, 43248, 44096, 46852, 50592, 51584, 52576, 54808, 55862, 56576, 57664, 64077, 66144, 67456, 70278, 77376, 78864, 82212, 83793, 84864, 85436, 86496, 88192, 93704, 101184, 103168, 105152, 109616, 111724, 115328, 128154, 132288, 134912, 140556, 154752, 157728, 164424, 167586, 169728, 170872, 172992, 176384, 187408, 202368, 210304, 219232, 223448, 230656, 256308, 264576, 281112, 309504, 315456, 328848, 335172, 341744, 345984, 363103, 374816, 404736, 420608, 438464, 446896, 512616, 529152, 562224, 630912, 657696, 670344, 683488, 691968, 726206, 749632, 876928, 893792, 1025232, 1089309, 1124448, 1261824, 1315392, 1340688, 1366976, 1452412, 1499264, 1753856, 1787584, 2050464, 2178618, 2248896, 2630784, 2681376, 2733952, 2904824, 2998528, 3575168, 4100928, 4357236, 4497792, 5261568, 5362752, 5467904, 5809648, 7150336, 8201856, 8714472, 8995584, 10725504, 11619296, 16403712, 17428944, 21451008, 23238592, 34857888, 46477184, 69715776, 92954368, 139431552, 278863104]

約数ペア:

[(1, 278863104), (2, 139431552), (3, 92954368), (4, 69715776), (6, 46477184), (8, 34857888), (12, 23238592), (13, 21451008), (16, 17428944), (17, 16403712), (24, 11619296), (26, 10725504), (31, 8995584), (32, 8714472), (34, 8201856), (39, 7150336), (48, 5809648), (51, 5467904), (52, 5362752), (53, 5261568), (62, 4497792), (64, 4357236), (68, 4100928), (78, 3575168), (93, 2998528), (96, 2904824), (102, 2733952), (104, 2681376), (106, 2630784), (124, 2248896), (128, 2178618), (136, 2050464), (156, 1787584), (159, 1753856), (186, 1499264), (192, 1452412), (204, 1366976), (208, 1340688), (212, 1315392), (221, 1261824), (248, 1124448), (256, 1089309), (272, 1025232), (312, 893792), (318, 876928), (372, 749632), (384, 726206), (403, 691968), (408, 683488), (416, 670344), (424, 657696), (442, 630912), (496, 562224), (527, 529152), (544, 512616), (624, 446896), (636, 438464), (663, 420608), (689, 404736), (744, 374816), (768, 363103), (806, 345984), (816, 341744), (832, 335172), (848, 328848), (884, 315456), (901, 309504), (992, 281112), (1054, 264576), (1088, 256308), (1209, 230656), (1248, 223448), (1272, 219232), (1326, 210304), (1378, 202368), (1488, 187408), (1581, 176384), (1612, 172992), (1632, 170872), (1643, 169728), (1664, 167586), (1696, 164424), (1768, 157728), (1802, 154752), (1984, 140556), (2067, 134912), (2108, 132288), (2176, 128154), (2418, 115328), (2496, 111724), (2544, 109616), (2652, 105152), (2703, 103168), (2756, 101184), (2976, 93704), (3162, 88192), (3224, 86496), (3264, 85436), (3286, 84864), (3328, 83793), (3392, 82212), (3536, 78864), (3604, 77376), (3968, 70278), (4134, 67456), (4216, 66144), (4352, 64077), (4836, 57664), (4929, 56576), (4992, 55862), (5088, 54808), (5304, 52576), (5406, 51584), (5512, 50592), (5952, 46852), (6324, 44096), (6448, 43248), (6528, 42718), (6572, 42432), (6784, 41106), (6851, 40704), (7072, 39432), (7208, 38688), (7936, 35139), (8268, 33728), (8432, 33072), (9672, 28832), (9858, 28288), (9984, 27931), (10176, 27404), (10608, 26288), (10812, 25792), (11024, 25296), (11713, 23808), (11904, 23426), (12648, 22048), (12896, 21624), (13056, 21359), (13144, 21216), (13568, 20553), (13702, 20352), (14144, 19716), (14416, 19344), (16536, 16864)]