991595136

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:463

約数の個数: 256

約数和(自身を含む): 3222743040

約数和(自身を除く): 2231147904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 43, 46, 48, 56, 64, 69, 84, 86, 92, 96, 112, 128, 129, 138, 161, 168, 172, 184, 192, 224, 258, 276, 301, 322, 336, 344, 368, 373, 384, 448, 483, 516, 552, 602, 644, 672, 688, 736, 746, 896, 903, 966, 989, 1032, 1104, 1119, 1204, 1288, 1344, 1376, 1472, 1492, 1806, 1932, 1978, 2064, 2208, 2238, 2408, 2576, 2611, 2688, 2752, 2944, 2967, 2984, 3612, 3864, 3956, 4128, 4416, 4476, 4816, 5152, 5222, 5504, 5934, 5968, 6923, 7224, 7728, 7833, 7912, 8256, 8579, 8832, 8952, 9632, 10304, 10444, 11868, 11936, 13846, 14448, 15456, 15666, 15824, 16039, 16512, 17158, 17904, 19264, 20608, 20769, 20888, 23736, 23872, 25737, 27692, 28896, 30912, 31332, 31648, 32078, 34316, 35808, 38528, 41538, 41776, 47472, 47744, 48117, 51474, 55384, 57792, 60053, 61824, 62664, 63296, 64156, 68632, 71616, 83076, 83552, 94944, 96234, 102948, 110768, 112273, 115584, 120106, 125328, 126592, 128312, 137264, 143232, 166152, 167104, 180159, 189888, 192468, 205896, 221536, 224546, 240212, 250656, 256624, 274528, 332304, 334208, 336819, 360318, 368897, 379776, 384936, 411792, 443072, 449092, 480424, 501312, 513248, 549056, 664608, 673638, 720636, 737794, 769872, 823584, 886144, 898184, 960848, 1002624, 1026496, 1098112, 1106691, 1329216, 1347276, 1441272, 1475588, 1539744, 1647168, 1796368, 1921696, 2052992, 2213382, 2582279, 2658432, 2694552, 2882544, 2951176, 3079488, 3294336, 3592736, 3843392, 4426764, 5164558, 5389104, 5765088, 5902352, 6158976, 7185472, 7686784, 7746837, 8853528, 10329116, 10778208, 11530176, 11804704, 14370944, 15493674, 17707056, 20658232, 21556416, 23060352, 23609408, 30987348, 35414112, 41316464, 43112832, 47218816, 61974696, 70828224, 82632928, 123949392, 141656448, 165265856, 247898784, 330531712, 495797568, 991595136]

約数ペア:

[(1, 991595136), (2, 495797568), (3, 330531712), (4, 247898784), (6, 165265856), (7, 141656448), (8, 123949392), (12, 82632928), (14, 70828224), (16, 61974696), (21, 47218816), (23, 43112832), (24, 41316464), (28, 35414112), (32, 30987348), (42, 23609408), (43, 23060352), (46, 21556416), (48, 20658232), (56, 17707056), (64, 15493674), (69, 14370944), (84, 11804704), (86, 11530176), (92, 10778208), (96, 10329116), (112, 8853528), (128, 7746837), (129, 7686784), (138, 7185472), (161, 6158976), (168, 5902352), (172, 5765088), (184, 5389104), (192, 5164558), (224, 4426764), (258, 3843392), (276, 3592736), (301, 3294336), (322, 3079488), (336, 2951176), (344, 2882544), (368, 2694552), (373, 2658432), (384, 2582279), (448, 2213382), (483, 2052992), (516, 1921696), (552, 1796368), (602, 1647168), (644, 1539744), (672, 1475588), (688, 1441272), (736, 1347276), (746, 1329216), (896, 1106691), (903, 1098112), (966, 1026496), (989, 1002624), (1032, 960848), (1104, 898184), (1119, 886144), (1204, 823584), (1288, 769872), (1344, 737794), (1376, 720636), (1472, 673638), (1492, 664608), (1806, 549056), (1932, 513248), (1978, 501312), (2064, 480424), (2208, 449092), (2238, 443072), (2408, 411792), (2576, 384936), (2611, 379776), (2688, 368897), (2752, 360318), (2944, 336819), (2967, 334208), (2984, 332304), (3612, 274528), (3864, 256624), (3956, 250656), (4128, 240212), (4416, 224546), (4476, 221536), (4816, 205896), (5152, 192468), (5222, 189888), (5504, 180159), (5934, 167104), (5968, 166152), (6923, 143232), (7224, 137264), (7728, 128312), (7833, 126592), (7912, 125328), (8256, 120106), (8579, 115584), (8832, 112273), (8952, 110768), (9632, 102948), (10304, 96234), (10444, 94944), (11868, 83552), (11936, 83076), (13846, 71616), (14448, 68632), (15456, 64156), (15666, 63296), (15824, 62664), (16039, 61824), (16512, 60053), (17158, 57792), (17904, 55384), (19264, 51474), (20608, 48117), (20769, 47744), (20888, 47472), (23736, 41776), (23872, 41538), (25737, 38528), (27692, 35808), (28896, 34316), (30912, 32078), (31332, 31648)]