278239104

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1$

素因数の和:610

約数の個数: 256

約数和(自身を含む): 966470400

約数和(自身を除く): 688231296

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 32, 33, 36, 39, 44, 48, 52, 54, 64, 66, 72, 78, 88, 96, 99, 104, 108, 117, 128, 132, 143, 144, 156, 176, 192, 198, 208, 216, 234, 264, 286, 288, 297, 312, 351, 352, 384, 396, 416, 429, 432, 468, 528, 563, 572, 576, 594, 624, 702, 704, 792, 832, 858, 864, 936, 1056, 1126, 1144, 1152, 1188, 1248, 1287, 1404, 1408, 1584, 1664, 1689, 1716, 1728, 1872, 2112, 2252, 2288, 2376, 2496, 2574, 2808, 3168, 3378, 3432, 3456, 3744, 3861, 4224, 4504, 4576, 4752, 4992, 5067, 5148, 5616, 6193, 6336, 6756, 6864, 7319, 7488, 7722, 9008, 9152, 9504, 10134, 10296, 11232, 12386, 12672, 13512, 13728, 14638, 14976, 15201, 15444, 18016, 18304, 18579, 19008, 20268, 20592, 21957, 22464, 24772, 27024, 27456, 29276, 30402, 30888, 36032, 37158, 38016, 40536, 41184, 43914, 44928, 49544, 54048, 54912, 55737, 58552, 60804, 61776, 65871, 72064, 74316, 80509, 81072, 82368, 87828, 99088, 108096, 111474, 117104, 121608, 123552, 131742, 148632, 161018, 162144, 164736, 167211, 175656, 197613, 198176, 216192, 222948, 234208, 241527, 243216, 247104, 263484, 297264, 322036, 324288, 334422, 351312, 395226, 396352, 445896, 468416, 483054, 486432, 494208, 526968, 594528, 644072, 648576, 668844, 702624, 724581, 790452, 792704, 891792, 936832, 966108, 972864, 1053936, 1189056, 1288144, 1337688, 1405248, 1449162, 1580904, 1783584, 1932216, 1945728, 2107872, 2173743, 2378112, 2576288, 2675376, 2810496, 2898324, 3161808, 3567168, 3864432, 4215744, 4347486, 5152576, 5350752, 5796648, 6323616, 7134336, 7728864, 8431488, 8694972, 10305152, 10701504, 11593296, 12647232, 15457728, 17389944, 21403008, 23186592, 25294464, 30915456, 34779888, 46373184, 69559776, 92746368, 139119552, 278239104]

約数ペア:

[(1, 278239104), (2, 139119552), (3, 92746368), (4, 69559776), (6, 46373184), (8, 34779888), (9, 30915456), (11, 25294464), (12, 23186592), (13, 21403008), (16, 17389944), (18, 15457728), (22, 12647232), (24, 11593296), (26, 10701504), (27, 10305152), (32, 8694972), (33, 8431488), (36, 7728864), (39, 7134336), (44, 6323616), (48, 5796648), (52, 5350752), (54, 5152576), (64, 4347486), (66, 4215744), (72, 3864432), (78, 3567168), (88, 3161808), (96, 2898324), (99, 2810496), (104, 2675376), (108, 2576288), (117, 2378112), (128, 2173743), (132, 2107872), (143, 1945728), (144, 1932216), (156, 1783584), (176, 1580904), (192, 1449162), (198, 1405248), (208, 1337688), (216, 1288144), (234, 1189056), (264, 1053936), (286, 972864), (288, 966108), (297, 936832), (312, 891792), (351, 792704), (352, 790452), (384, 724581), (396, 702624), (416, 668844), (429, 648576), (432, 644072), (468, 594528), (528, 526968), (563, 494208), (572, 486432), (576, 483054), (594, 468416), (624, 445896), (702, 396352), (704, 395226), (792, 351312), (832, 334422), (858, 324288), (864, 322036), (936, 297264), (1056, 263484), (1126, 247104), (1144, 243216), (1152, 241527), (1188, 234208), (1248, 222948), (1287, 216192), (1404, 198176), (1408, 197613), (1584, 175656), (1664, 167211), (1689, 164736), (1716, 162144), (1728, 161018), (1872, 148632), (2112, 131742), (2252, 123552), (2288, 121608), (2376, 117104), (2496, 111474), (2574, 108096), (2808, 99088), (3168, 87828), (3378, 82368), (3432, 81072), (3456, 80509), (3744, 74316), (3861, 72064), (4224, 65871), (4504, 61776), (4576, 60804), (4752, 58552), (4992, 55737), (5067, 54912), (5148, 54048), (5616, 49544), (6193, 44928), (6336, 43914), (6756, 41184), (6864, 40536), (7319, 38016), (7488, 37158), (7722, 36032), (9008, 30888), (9152, 30402), (9504, 29276), (10134, 27456), (10296, 27024), (11232, 24772), (12386, 22464), (12672, 21957), (13512, 20592), (13728, 20268), (14638, 19008), (14976, 18579), (15201, 18304), (15444, 18016)]