81513936

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:633

約数の個数: 120

約数和(自身を含む): 262691520

約数和(自身を除く): 181177584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 193, 252, 336, 386, 419, 504, 579, 772, 838, 1008, 1158, 1257, 1351, 1544, 1676, 1737, 2316, 2514, 2702, 2933, 3088, 3352, 3474, 3771, 4053, 4632, 5028, 5404, 5866, 6704, 6948, 7542, 8106, 8799, 9264, 10056, 10808, 11732, 12159, 13896, 15084, 16212, 17598, 20112, 21616, 23464, 24318, 26397, 27792, 30168, 32424, 35196, 46928, 48636, 52794, 60336, 64848, 70392, 80867, 97272, 105588, 140784, 161734, 194544, 211176, 242601, 323468, 422352, 485202, 566069, 646936, 727803, 970404, 1132138, 1293872, 1455606, 1698207, 1940808, 2264276, 2911212, 3396414, 3881616, 4528552, 5094621, 5822424, 6792828, 9057104, 10189242, 11644848, 13585656, 20378484, 27171312, 40756968, 81513936]

約数ペア:

[(1, 81513936), (2, 40756968), (3, 27171312), (4, 20378484), (6, 13585656), (7, 11644848), (8, 10189242), (9, 9057104), (12, 6792828), (14, 5822424), (16, 5094621), (18, 4528552), (21, 3881616), (24, 3396414), (28, 2911212), (36, 2264276), (42, 1940808), (48, 1698207), (56, 1455606), (63, 1293872), (72, 1132138), (84, 970404), (112, 727803), (126, 646936), (144, 566069), (168, 485202), (193, 422352), (252, 323468), (336, 242601), (386, 211176), (419, 194544), (504, 161734), (579, 140784), (772, 105588), (838, 97272), (1008, 80867), (1158, 70392), (1257, 64848), (1351, 60336), (1544, 52794), (1676, 48636), (1737, 46928), (2316, 35196), (2514, 32424), (2702, 30168), (2933, 27792), (3088, 26397), (3352, 24318), (3474, 23464), (3771, 21616), (4053, 20112), (4632, 17598), (5028, 16212), (5404, 15084), (5866, 13896), (6704, 12159), (6948, 11732), (7542, 10808), (8106, 10056), (8799, 9264)]