81279072

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:266

約数の個数: 192

約数和(自身を含む): 275788800

約数和(自身を除く): 194509728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 84, 89, 96, 108, 112, 126, 144, 151, 168, 178, 189, 216, 224, 252, 267, 288, 302, 336, 356, 378, 432, 453, 504, 534, 604, 623, 672, 712, 756, 801, 864, 906, 1008, 1057, 1068, 1208, 1246, 1359, 1424, 1512, 1602, 1812, 1869, 2016, 2114, 2136, 2403, 2416, 2492, 2718, 2848, 3024, 3171, 3204, 3624, 3738, 4077, 4228, 4272, 4806, 4832, 4984, 5436, 5607, 6048, 6342, 6408, 7248, 7476, 8154, 8456, 8544, 9513, 9612, 9968, 10872, 11214, 12684, 12816, 13439, 14496, 14952, 16308, 16821, 16912, 19026, 19224, 19936, 21744, 22428, 25368, 25632, 26878, 28539, 29904, 32616, 33642, 33824, 38052, 38448, 40317, 43488, 44856, 50736, 53756, 57078, 59808, 65232, 67284, 76104, 76896, 80634, 89712, 94073, 101472, 107512, 114156, 120951, 130464, 134568, 152208, 161268, 179424, 188146, 215024, 228312, 241902, 269136, 282219, 304416, 322536, 362853, 376292, 430048, 456624, 483804, 538272, 564438, 645072, 725706, 752584, 846657, 913248, 967608, 1128876, 1290144, 1451412, 1505168, 1693314, 1935216, 2257752, 2539971, 2902824, 3010336, 3386628, 3870432, 4515504, 5079942, 5805648, 6773256, 9031008, 10159884, 11611296, 13546512, 20319768, 27093024, 40639536, 81279072]

約数ペア:

[(1, 81279072), (2, 40639536), (3, 27093024), (4, 20319768), (6, 13546512), (7, 11611296), (8, 10159884), (9, 9031008), (12, 6773256), (14, 5805648), (16, 5079942), (18, 4515504), (21, 3870432), (24, 3386628), (27, 3010336), (28, 2902824), (32, 2539971), (36, 2257752), (42, 1935216), (48, 1693314), (54, 1505168), (56, 1451412), (63, 1290144), (72, 1128876), (84, 967608), (89, 913248), (96, 846657), (108, 752584), (112, 725706), (126, 645072), (144, 564438), (151, 538272), (168, 483804), (178, 456624), (189, 430048), (216, 376292), (224, 362853), (252, 322536), (267, 304416), (288, 282219), (302, 269136), (336, 241902), (356, 228312), (378, 215024), (432, 188146), (453, 179424), (504, 161268), (534, 152208), (604, 134568), (623, 130464), (672, 120951), (712, 114156), (756, 107512), (801, 101472), (864, 94073), (906, 89712), (1008, 80634), (1057, 76896), (1068, 76104), (1208, 67284), (1246, 65232), (1359, 59808), (1424, 57078), (1512, 53756), (1602, 50736), (1812, 44856), (1869, 43488), (2016, 40317), (2114, 38448), (2136, 38052), (2403, 33824), (2416, 33642), (2492, 32616), (2718, 29904), (2848, 28539), (3024, 26878), (3171, 25632), (3204, 25368), (3624, 22428), (3738, 21744), (4077, 19936), (4228, 19224), (4272, 19026), (4806, 16912), (4832, 16821), (4984, 16308), (5436, 14952), (5607, 14496), (6048, 13439), (6342, 12816), (6408, 12684), (7248, 11214), (7476, 10872), (8154, 9968), (8456, 9612), (8544, 9513)]