1278918144

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1341

約数の個数: 240

約数和(自身を含む): 4357816320

約数和(自身を除く): 3078898176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 84, 93, 96, 112, 124, 126, 128, 144, 168, 186, 192, 217, 224, 248, 252, 256, 279, 288, 336, 372, 384, 434, 448, 496, 504, 512, 558, 576, 651, 672, 744, 768, 868, 896, 992, 1008, 1116, 1152, 1279, 1302, 1344, 1488, 1536, 1736, 1792, 1953, 1984, 2016, 2232, 2304, 2558, 2604, 2688, 2976, 3472, 3584, 3837, 3906, 3968, 4032, 4464, 4608, 5116, 5208, 5376, 5952, 6944, 7674, 7812, 7936, 8064, 8928, 8953, 10232, 10416, 10752, 11511, 11904, 13888, 15348, 15624, 15872, 16128, 17856, 17906, 20464, 20832, 23022, 23808, 26859, 27776, 30696, 31248, 32256, 35712, 35812, 39649, 40928, 41664, 46044, 47616, 53718, 55552, 61392, 62496, 71424, 71624, 79298, 80577, 81856, 83328, 92088, 107436, 111104, 118947, 122784, 124992, 142848, 143248, 158596, 161154, 163712, 166656, 184176, 214872, 237894, 245568, 249984, 277543, 286496, 317192, 322308, 327424, 333312, 356841, 368352, 429744, 475788, 491136, 499968, 555086, 572992, 634384, 644616, 654848, 713682, 736704, 832629, 859488, 951576, 982272, 999936, 1110172, 1145984, 1268768, 1289232, 1427364, 1473408, 1665258, 1718976, 1903152, 1964544, 2220344, 2291968, 2497887, 2537536, 2578464, 2854728, 2946816, 3330516, 3437952, 3806304, 4440688, 4583936, 4995774, 5075072, 5156928, 5709456, 5893632, 6661032, 6875904, 7612608, 8881376, 9991548, 10150144, 10313856, 11418912, 13322064, 13751808, 15225216, 17762752, 19983096, 20300288, 20627712, 22837824, 26644128, 30450432, 35525504, 39966192, 41255424, 45675648, 53288256, 60900864, 71051008, 79932384, 91351296, 106576512, 142102016, 159864768, 182702592, 213153024, 319729536, 426306048, 639459072, 1278918144]

約数ペア:

[(1, 1278918144), (2, 639459072), (3, 426306048), (4, 319729536), (6, 213153024), (7, 182702592), (8, 159864768), (9, 142102016), (12, 106576512), (14, 91351296), (16, 79932384), (18, 71051008), (21, 60900864), (24, 53288256), (28, 45675648), (31, 41255424), (32, 39966192), (36, 35525504), (42, 30450432), (48, 26644128), (56, 22837824), (62, 20627712), (63, 20300288), (64, 19983096), (72, 17762752), (84, 15225216), (93, 13751808), (96, 13322064), (112, 11418912), (124, 10313856), (126, 10150144), (128, 9991548), (144, 8881376), (168, 7612608), (186, 6875904), (192, 6661032), (217, 5893632), (224, 5709456), (248, 5156928), (252, 5075072), (256, 4995774), (279, 4583936), (288, 4440688), (336, 3806304), (372, 3437952), (384, 3330516), (434, 2946816), (448, 2854728), (496, 2578464), (504, 2537536), (512, 2497887), (558, 2291968), (576, 2220344), (651, 1964544), (672, 1903152), (744, 1718976), (768, 1665258), (868, 1473408), (896, 1427364), (992, 1289232), (1008, 1268768), (1116, 1145984), (1152, 1110172), (1279, 999936), (1302, 982272), (1344, 951576), (1488, 859488), (1536, 832629), (1736, 736704), (1792, 713682), (1953, 654848), (1984, 644616), (2016, 634384), (2232, 572992), (2304, 555086), (2558, 499968), (2604, 491136), (2688, 475788), (2976, 429744), (3472, 368352), (3584, 356841), (3837, 333312), (3906, 327424), (3968, 322308), (4032, 317192), (4464, 286496), (4608, 277543), (5116, 249984), (5208, 245568), (5376, 237894), (5952, 214872), (6944, 184176), (7674, 166656), (7812, 163712), (7936, 161154), (8064, 158596), (8928, 143248), (8953, 142848), (10232, 124992), (10416, 122784), (10752, 118947), (11511, 111104), (11904, 107436), (13888, 92088), (15348, 83328), (15624, 81856), (15872, 80577), (16128, 79298), (17856, 71624), (17906, 71424), (20464, 62496), (20832, 61392), (23022, 55552), (23808, 53718), (26859, 47616), (27776, 46044), (30696, 41664), (31248, 40928), (32256, 39649), (35712, 35812)]