81567936

素因数分解:

$2^6\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 168

約数和(自身を含む): 251057664

約数和(自身を除く): 169489728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 47, 48, 64, 69, 72, 92, 94, 96, 131, 138, 141, 144, 184, 188, 192, 207, 262, 276, 282, 288, 368, 376, 393, 414, 423, 524, 552, 564, 576, 736, 752, 786, 828, 846, 1048, 1081, 1104, 1128, 1179, 1472, 1504, 1572, 1656, 1692, 2096, 2162, 2208, 2256, 2358, 3008, 3013, 3144, 3243, 3312, 3384, 4192, 4324, 4416, 4512, 4716, 6026, 6157, 6288, 6486, 6624, 6768, 8384, 8648, 9024, 9039, 9432, 9729, 12052, 12314, 12576, 12972, 13248, 13536, 17296, 18078, 18471, 18864, 19458, 24104, 24628, 25152, 25944, 27072, 27117, 34592, 36156, 36942, 37728, 38916, 48208, 49256, 51888, 54234, 55413, 69184, 72312, 73884, 75456, 77832, 96416, 98512, 103776, 108468, 110826, 141611, 144624, 147768, 155664, 192832, 197024, 207552, 216936, 221652, 283222, 289248, 295536, 311328, 394048, 424833, 433872, 443304, 566444, 578496, 591072, 622656, 849666, 867744, 886608, 1132888, 1182144, 1274499, 1699332, 1735488, 1773216, 2265776, 2548998, 3398664, 3546432, 4531552, 5097996, 6797328, 9063104, 10195992, 13594656, 20391984, 27189312, 40783968, 81567936]

約数ペア:

[(1, 81567936), (2, 40783968), (3, 27189312), (4, 20391984), (6, 13594656), (8, 10195992), (9, 9063104), (12, 6797328), (16, 5097996), (18, 4531552), (23, 3546432), (24, 3398664), (32, 2548998), (36, 2265776), (46, 1773216), (47, 1735488), (48, 1699332), (64, 1274499), (69, 1182144), (72, 1132888), (92, 886608), (94, 867744), (96, 849666), (131, 622656), (138, 591072), (141, 578496), (144, 566444), (184, 443304), (188, 433872), (192, 424833), (207, 394048), (262, 311328), (276, 295536), (282, 289248), (288, 283222), (368, 221652), (376, 216936), (393, 207552), (414, 197024), (423, 192832), (524, 155664), (552, 147768), (564, 144624), (576, 141611), (736, 110826), (752, 108468), (786, 103776), (828, 98512), (846, 96416), (1048, 77832), (1081, 75456), (1104, 73884), (1128, 72312), (1179, 69184), (1472, 55413), (1504, 54234), (1572, 51888), (1656, 49256), (1692, 48208), (2096, 38916), (2162, 37728), (2208, 36942), (2256, 36156), (2358, 34592), (3008, 27117), (3013, 27072), (3144, 25944), (3243, 25152), (3312, 24628), (3384, 24104), (4192, 19458), (4324, 18864), (4416, 18471), (4512, 18078), (4716, 17296), (6026, 13536), (6157, 13248), (6288, 12972), (6486, 12576), (6624, 12314), (6768, 12052), (8384, 9729), (8648, 9432), (9024, 9039)]