678555648

素因数分解:

$2^{12}\times 3^2\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:342

約数の個数: 156

約数和(自身を含む): 1993361760

約数和(自身を除く): 1314806112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 128, 144, 158, 192, 233, 237, 256, 288, 316, 384, 466, 474, 512, 576, 632, 699, 711, 768, 932, 948, 1024, 1152, 1264, 1398, 1422, 1536, 1864, 1896, 2048, 2097, 2304, 2528, 2796, 2844, 3072, 3728, 3792, 4096, 4194, 4608, 5056, 5592, 5688, 6144, 7456, 7584, 8388, 9216, 10112, 11184, 11376, 12288, 14912, 15168, 16776, 18407, 18432, 20224, 22368, 22752, 29824, 30336, 33552, 36814, 36864, 40448, 44736, 45504, 55221, 59648, 60672, 67104, 73628, 80896, 89472, 91008, 110442, 119296, 121344, 134208, 147256, 161792, 165663, 178944, 182016, 220884, 238592, 242688, 268416, 294512, 323584, 331326, 357888, 364032, 441768, 477184, 485376, 536832, 589024, 662652, 715776, 728064, 883536, 954368, 970752, 1073664, 1178048, 1325304, 1431552, 1456128, 1767072, 2147328, 2356096, 2650608, 2863104, 2912256, 3534144, 4294656, 4712192, 5301216, 7068288, 8589312, 9424384, 10602432, 14136576, 18848768, 21204864, 28273152, 37697536, 42409728, 56546304, 75395072, 84819456, 113092608, 169638912, 226185216, 339277824, 678555648]

約数ペア:

[(1, 678555648), (2, 339277824), (3, 226185216), (4, 169638912), (6, 113092608), (8, 84819456), (9, 75395072), (12, 56546304), (16, 42409728), (18, 37697536), (24, 28273152), (32, 21204864), (36, 18848768), (48, 14136576), (64, 10602432), (72, 9424384), (79, 8589312), (96, 7068288), (128, 5301216), (144, 4712192), (158, 4294656), (192, 3534144), (233, 2912256), (237, 2863104), (256, 2650608), (288, 2356096), (316, 2147328), (384, 1767072), (466, 1456128), (474, 1431552), (512, 1325304), (576, 1178048), (632, 1073664), (699, 970752), (711, 954368), (768, 883536), (932, 728064), (948, 715776), (1024, 662652), (1152, 589024), (1264, 536832), (1398, 485376), (1422, 477184), (1536, 441768), (1864, 364032), (1896, 357888), (2048, 331326), (2097, 323584), (2304, 294512), (2528, 268416), (2796, 242688), (2844, 238592), (3072, 220884), (3728, 182016), (3792, 178944), (4096, 165663), (4194, 161792), (4608, 147256), (5056, 134208), (5592, 121344), (5688, 119296), (6144, 110442), (7456, 91008), (7584, 89472), (8388, 80896), (9216, 73628), (10112, 67104), (11184, 60672), (11376, 59648), (12288, 55221), (14912, 45504), (15168, 44736), (16776, 40448), (18407, 36864), (18432, 36814), (20224, 33552), (22368, 30336), (22752, 29824)]