991209453696

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:518

約数の個数: 1024

約数和(自身を含む): 3720019968000

約数和(自身を除く): 2728810514304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 64, 66, 72, 77, 84, 88, 96, 99, 108, 112, 126, 127, 128, 132, 139, 144, 154, 168, 176, 189, 192, 198, 211, 216, 224, 231, 252, 254, 264, 278, 288, 297, 308, 336, 352, 378, 381, 384, 396, 417, 422, 432, 448, 462, 504, 508, 528, 556, 576, 594, 616, 633, 672, 693, 704, 756, 762, 792, 834, 844, 864, 889, 896, 924, 973, 1008, 1016, 1056, 1112, 1143, 1152, 1188, 1232, 1251, 1266, 1344, 1386, 1397, 1408, 1477, 1512, 1524, 1529, 1584, 1668, 1688, 1728, 1778, 1848, 1899, 1946, 2016, 2032, 2079, 2112, 2224, 2286, 2321, 2376, 2464, 2502, 2532, 2667, 2688, 2772, 2794, 2919, 2954, 3024, 3048, 3058, 3168, 3336, 3376, 3429, 3456, 3556, 3696, 3753, 3798, 3892, 4032, 4064, 4158, 4191, 4224, 4431, 4448, 4572, 4587, 4642, 4752, 4928, 5004, 5064, 5334, 5544, 5588, 5697, 5838, 5908, 6048, 6096, 6116, 6336, 6672, 6752, 6858, 6963, 7112, 7392, 7506, 7596, 7784, 8001, 8064, 8128, 8316, 8382, 8757, 8862, 8896, 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約数ペア:

[(1, 991209453696), (2, 495604726848), (3, 330403151232), (4, 247802363424), (6, 165201575616), (7, 141601350528), (8, 123901181712), (9, 110134383744), (11, 90109950336), (12, 82600787808), (14, 70800675264), (16, 61950590856), (18, 55067191872), (21, 47200450176), (22, 45054975168), (24, 41300393904), (27, 36711461248), (28, 35400337632), (32, 30975295428), (33, 30036650112), (36, 27533595936), (42, 23600225088), (44, 22527487584), (48, 20650196952), (54, 18355730624), (56, 17700168816), (63, 15733483392), (64, 15487647714), (66, 15018325056), (72, 13766797968), (77, 12872850048), (84, 11800112544), (88, 11263743792), (96, 10325098476), (99, 10012216704), (108, 9177865312), (112, 8850084408), (126, 7866741696), (127, 7804798848), (128, 7743823857), (132, 7509162528), (139, 7131003264), (144, 6883398984), (154, 6436425024), (168, 5900056272), (176, 5631871896), (189, 5244494464), (192, 5162549238), (198, 5006108352), (211, 4697675136), (216, 4588932656), (224, 4425042204), (231, 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