281331583488

素因数分解:

$2^9\times 3^2\times {\mathrm{197}}^1\times {\mathrm{479}}^1\times {\mathrm{647}}^1$

素因数の和:1347

約数の個数: 240

約数和(自身を含む): 819031150080

約数和(自身を除く): 537699566592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 197, 256, 288, 384, 394, 479, 512, 576, 591, 647, 768, 788, 958, 1152, 1182, 1294, 1437, 1536, 1576, 1773, 1916, 1941, 2304, 2364, 2588, 2874, 3152, 3546, 3832, 3882, 4311, 4608, 4728, 5176, 5748, 5823, 6304, 7092, 7664, 7764, 8622, 9456, 10352, 11496, 11646, 12608, 14184, 15328, 15528, 17244, 18912, 20704, 22992, 23292, 25216, 28368, 30656, 31056, 34488, 37824, 41408, 45984, 46584, 50432, 56736, 61312, 62112, 68976, 75648, 82816, 91968, 93168, 94363, 100864, 113472, 122624, 124224, 127459, 137952, 151296, 165632, 183936, 186336, 188726, 226944, 245248, 248448, 254918, 275904, 283089, 302592, 309913, 331264, 367872, 372672, 377452, 382377, 453888, 496896, 509836, 551808, 566178, 619826, 735744, 745344, 754904, 764754, 849267, 907776, 929739, 993792, 1019672, 1103616, 1132356, 1147131, 1239652, 1490688, 1509808, 1529508, 1698534, 1859478, 2039344, 2207232, 2264712, 2294262, 2479304, 2789217, 2981376, 3019616, 3059016, 3397068, 3718956, 4078688, 4529424, 4588524, 4958608, 5578434, 6039232, 6118032, 6794136, 7437912, 8157376, 9058848, 9177048, 9917216, 11156868, 12078464, 12236064, 13588272, 14875824, 16314752, 18117696, 18354096, 19834432, 22313736, 24156928, 24472128, 27176544, 29751648, 32629504, 36235392, 36708192, 39668864, 44627472, 48313856, 48944256, 54353088, 59503296, 61052861, 65259008, 72470784, 73416384, 79337728, 89254944, 97888512, 108706176, 119006592, 122105722, 144941568, 146832768, 158675456, 178509888, 183158583, 195777024, 217412352, 238013184, 244211444, 293665536, 357019776, 366317166, 434824704, 476026368, 488422888, 549475749, 587331072, 714039552, 732634332, 976845776, 1098951498, 1428079104, 1465268664, 1953691552, 2197902996, 2930537328, 3907383104, 4395805992, 5861074656, 7814766208, 8791611984, 11722149312, 15629532416, 17583223968, 23444298624, 31259064832, 35166447936, 46888597248, 70332895872, 93777194496, 140665791744, 281331583488]

約数ペア:

[(1, 281331583488), (2, 140665791744), (3, 93777194496), (4, 70332895872), (6, 46888597248), (8, 35166447936), (9, 31259064832), (12, 23444298624), (16, 17583223968), (18, 15629532416), (24, 11722149312), (32, 8791611984), (36, 7814766208), (48, 5861074656), (64, 4395805992), (72, 3907383104), (96, 2930537328), (128, 2197902996), (144, 1953691552), (192, 1465268664), (197, 1428079104), (256, 1098951498), (288, 976845776), (384, 732634332), (394, 714039552), (479, 587331072), (512, 549475749), (576, 488422888), (591, 476026368), (647, 434824704), (768, 366317166), (788, 357019776), (958, 293665536), (1152, 244211444), (1182, 238013184), (1294, 217412352), (1437, 195777024), (1536, 183158583), (1576, 178509888), (1773, 158675456), (1916, 146832768), (1941, 144941568), (2304, 122105722), (2364, 119006592), (2588, 108706176), (2874, 97888512), (3152, 89254944), (3546, 79337728), (3832, 73416384), (3882, 72470784), (4311, 65259008), (4608, 61052861), (4728, 59503296), (5176, 54353088), (5748, 48944256), (5823, 48313856), (6304, 44627472), (7092, 39668864), (7664, 36708192), (7764, 36235392), (8622, 32629504), (9456, 29751648), (10352, 27176544), (11496, 24472128), (11646, 24156928), (12608, 22313736), (14184, 19834432), (15328, 18354096), (15528, 18117696), (17244, 16314752), (18912, 14875824), (20704, 13588272), (22992, 12236064), (23292, 12078464), (25216, 11156868), (28368, 9917216), (30656, 9177048), (31056, 9058848), (34488, 8157376), (37824, 7437912), (41408, 6794136), (45984, 6118032), (46584, 6039232), (50432, 5578434), (56736, 4958608), (61312, 4588524), (62112, 4529424), (68976, 4078688), (75648, 3718956), (82816, 3397068), (91968, 3059016), (93168, 3019616), (94363, 2981376), (100864, 2789217), (113472, 2479304), (122624, 2294262), (124224, 2264712), (127459, 2207232), (137952, 2039344), (151296, 1859478), (165632, 1698534), (183936, 1529508), (186336, 1509808), (188726, 1490688), (226944, 1239652), (245248, 1147131), (248448, 1132356), (254918, 1103616), (275904, 1019672), (283089, 993792), (302592, 929739), (309913, 907776), (331264, 849267), (367872, 764754), (372672, 754904), (377452, 745344), (382377, 735744), (453888, 619826), (496896, 566178), (509836, 551808)]