7981521408

素因数分解:

$2^9\times 3^3\times 7^2\times {\mathrm{11783}}^1$

素因数の和:11824

約数の個数: 240

約数和(自身を含む): 27485472960

約数和(自身を除く): 19503951552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 216, 224, 252, 256, 288, 294, 336, 378, 384, 392, 432, 441, 448, 504, 512, 576, 588, 672, 756, 768, 784, 864, 882, 896, 1008, 1152, 1176, 1323, 1344, 1512, 1536, 1568, 1728, 1764, 1792, 2016, 2304, 2352, 2646, 2688, 3024, 3136, 3456, 3528, 3584, 4032, 4608, 4704, 5292, 5376, 6048, 6272, 6912, 7056, 8064, 9408, 10584, 10752, 11783, 12096, 12544, 13824, 14112, 16128, 18816, 21168, 23566, 24192, 25088, 28224, 32256, 35349, 37632, 42336, 47132, 48384, 56448, 70698, 75264, 82481, 84672, 94264, 96768, 106047, 112896, 141396, 164962, 169344, 188528, 212094, 225792, 247443, 282792, 318141, 329924, 338688, 377056, 424188, 494886, 565584, 577367, 636282, 659848, 677376, 742329, 754112, 848376, 989772, 1131168, 1154734, 1272564, 1319696, 1484658, 1508224, 1696752, 1732101, 1979544, 2226987, 2262336, 2309468, 2545128, 2639392, 2969316, 3016448, 3393504, 3464202, 3959088, 4453974, 4524672, 4618936, 5090256, 5196303, 5278784, 5938632, 6032896, 6787008, 6928404, 7918176, 8907948, 9049344, 9237872, 10180512, 10392606, 10557568, 11877264, 13574016, 13856808, 15588909, 15836352, 17815896, 18098688, 18475744, 20361024, 20785212, 21115136, 23754528, 27148032, 27713616, 31177818, 31672704, 35631792, 36951488, 40722048, 41570424, 42230272, 47509056, 54296064, 55427232, 62355636, 63345408, 71263584, 73902976, 81444096, 83140848, 95018112, 110854464, 124711272, 126690816, 142527168, 147805952, 162888192, 166281696, 190036224, 221708928, 249422544, 285054336, 295611904, 332563392, 380072448, 443417856, 498845088, 570108672, 665126784, 886835712, 997690176, 1140217344, 1330253568, 1995380352, 2660507136, 3990760704, 7981521408]

約数ペア:

[(1, 7981521408), (2, 3990760704), (3, 2660507136), (4, 1995380352), (6, 1330253568), (7, 1140217344), (8, 997690176), (9, 886835712), (12, 665126784), (14, 570108672), (16, 498845088), (18, 443417856), (21, 380072448), (24, 332563392), (27, 295611904), (28, 285054336), (32, 249422544), (36, 221708928), (42, 190036224), (48, 166281696), (49, 162888192), (54, 147805952), (56, 142527168), (63, 126690816), (64, 124711272), (72, 110854464), (84, 95018112), (96, 83140848), (98, 81444096), (108, 73902976), (112, 71263584), (126, 63345408), (128, 62355636), (144, 55427232), (147, 54296064), (168, 47509056), (189, 42230272), (192, 41570424), (196, 40722048), (216, 36951488), (224, 35631792), (252, 31672704), (256, 31177818), (288, 27713616), (294, 27148032), (336, 23754528), (378, 21115136), (384, 20785212), (392, 20361024), (432, 18475744), (441, 18098688), (448, 17815896), (504, 15836352), (512, 15588909), (576, 13856808), (588, 13574016), (672, 11877264), (756, 10557568), (768, 10392606), (784, 10180512), (864, 9237872), (882, 9049344), (896, 8907948), (1008, 7918176), (1152, 6928404), (1176, 6787008), (1323, 6032896), (1344, 5938632), (1512, 5278784), (1536, 5196303), (1568, 5090256), (1728, 4618936), (1764, 4524672), (1792, 4453974), (2016, 3959088), (2304, 3464202), (2352, 3393504), (2646, 3016448), (2688, 2969316), (3024, 2639392), (3136, 2545128), (3456, 2309468), (3528, 2262336), (3584, 2226987), (4032, 1979544), (4608, 1732101), (4704, 1696752), (5292, 1508224), (5376, 1484658), (6048, 1319696), (6272, 1272564), (6912, 1154734), (7056, 1131168), (8064, 989772), (9408, 848376), (10584, 754112), (10752, 742329), (11783, 677376), (12096, 659848), (12544, 636282), (13824, 577367), (14112, 565584), (16128, 494886), (18816, 424188), (21168, 377056), (23566, 338688), (24192, 329924), (25088, 318141), (28224, 282792), (32256, 247443), (35349, 225792), (37632, 212094), (42336, 188528), (47132, 169344), (48384, 164962), (56448, 141396), (70698, 112896), (75264, 106047), (82481, 96768), (84672, 94264)]