129172288

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:252

約数の個数: 112

約数和(自身を含む): 308994048

約数和(自身を除く): 179821760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 71, 112, 124, 131, 142, 217, 224, 248, 262, 284, 434, 448, 496, 497, 524, 568, 868, 917, 992, 994, 1048, 1136, 1736, 1834, 1984, 1988, 2096, 2201, 2272, 3472, 3668, 3976, 4061, 4192, 4402, 4544, 6944, 7336, 7952, 8122, 8384, 8804, 9301, 13888, 14672, 15407, 15904, 16244, 17608, 18602, 28427, 29344, 30814, 31808, 32488, 35216, 37204, 56854, 58688, 61628, 64976, 65107, 70432, 74408, 113708, 123256, 129952, 130214, 140864, 148816, 227416, 246512, 259904, 260428, 288331, 297632, 454832, 493024, 520856, 576662, 595264, 909664, 986048, 1041712, 1153324, 1819328, 2018317, 2083424, 2306648, 4036634, 4166848, 4613296, 8073268, 9226592, 16146536, 18453184, 32293072, 64586144, 129172288]

約数ペア:

[(1, 129172288), (2, 64586144), (4, 32293072), (7, 18453184), (8, 16146536), (14, 9226592), (16, 8073268), (28, 4613296), (31, 4166848), (32, 4036634), (56, 2306648), (62, 2083424), (64, 2018317), (71, 1819328), (112, 1153324), (124, 1041712), (131, 986048), (142, 909664), (217, 595264), (224, 576662), (248, 520856), (262, 493024), (284, 454832), (434, 297632), (448, 288331), (496, 260428), (497, 259904), (524, 246512), (568, 227416), (868, 148816), (917, 140864), (992, 130214), (994, 129952), (1048, 123256), (1136, 113708), (1736, 74408), (1834, 70432), (1984, 65107), (1988, 64976), (2096, 61628), (2201, 58688), (2272, 56854), (3472, 37204), (3668, 35216), (3976, 32488), (4061, 31808), (4192, 30814), (4402, 29344), (4544, 28427), (6944, 18602), (7336, 17608), (7952, 16244), (8122, 15904), (8384, 15407), (8804, 14672), (9301, 13888)]