278771712

素因数分解:

$2^{11}\times 3^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 794528280

約数和(自身を除く): 515756568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 157, 192, 204, 256, 272, 289, 314, 384, 408, 471, 512, 544, 578, 628, 768, 816, 867, 942, 1024, 1088, 1156, 1256, 1536, 1632, 1734, 1884, 2048, 2176, 2312, 2512, 2669, 3072, 3264, 3468, 3768, 4352, 4624, 5024, 5338, 6144, 6528, 6936, 7536, 8007, 8704, 9248, 10048, 10676, 13056, 13872, 15072, 16014, 17408, 18496, 20096, 21352, 26112, 27744, 30144, 32028, 34816, 36992, 40192, 42704, 45373, 52224, 55488, 60288, 64056, 73984, 80384, 85408, 90746, 104448, 110976, 120576, 128112, 136119, 147968, 160768, 170816, 181492, 221952, 241152, 256224, 272238, 295936, 321536, 341632, 362984, 443904, 482304, 512448, 544476, 591872, 683264, 725968, 887808, 964608, 1024896, 1088952, 1366528, 1451936, 1775616, 2049792, 2177904, 2733056, 2903872, 4099584, 4355808, 5466112, 5807744, 8199168, 8711616, 11615488, 16398336, 17423232, 23230976, 34846464, 46461952, 69692928, 92923904, 139385856, 278771712]

約数ペア:

[(1, 278771712), (2, 139385856), (3, 92923904), (4, 69692928), (6, 46461952), (8, 34846464), (12, 23230976), (16, 17423232), (17, 16398336), (24, 11615488), (32, 8711616), (34, 8199168), (48, 5807744), (51, 5466112), (64, 4355808), (68, 4099584), (96, 2903872), (102, 2733056), (128, 2177904), (136, 2049792), (157, 1775616), (192, 1451936), (204, 1366528), (256, 1088952), (272, 1024896), (289, 964608), (314, 887808), (384, 725968), (408, 683264), (471, 591872), (512, 544476), (544, 512448), (578, 482304), (628, 443904), (768, 362984), (816, 341632), (867, 321536), (942, 295936), (1024, 272238), (1088, 256224), (1156, 241152), (1256, 221952), (1536, 181492), (1632, 170816), (1734, 160768), (1884, 147968), (2048, 136119), (2176, 128112), (2312, 120576), (2512, 110976), (2669, 104448), (3072, 90746), (3264, 85408), (3468, 80384), (3768, 73984), (4352, 64056), (4624, 60288), (5024, 55488), (5338, 52224), (6144, 45373), (6528, 42704), (6936, 40192), (7536, 36992), (8007, 34816), (8704, 32028), (9248, 30144), (10048, 27744), (10676, 26112), (13056, 21352), (13872, 20096), (15072, 18496), (16014, 17408)]