81911424

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1038

約数の個数: 128

約数和(自身を含む): 256942080

約数和(自身を除く): 175030656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 128, 168, 186, 192, 217, 224, 248, 336, 372, 384, 434, 448, 496, 651, 672, 744, 868, 896, 983, 992, 1302, 1344, 1488, 1736, 1966, 1984, 2604, 2688, 2949, 2976, 3472, 3932, 3968, 5208, 5898, 5952, 6881, 6944, 7864, 10416, 11796, 11904, 13762, 13888, 15728, 20643, 20832, 23592, 27524, 27776, 30473, 31456, 41286, 41664, 47184, 55048, 60946, 62912, 82572, 83328, 91419, 94368, 110096, 121892, 125824, 165144, 182838, 188736, 213311, 220192, 243784, 330288, 365676, 377472, 426622, 440384, 487568, 639933, 660576, 731352, 853244, 880768, 975136, 1279866, 1321152, 1462704, 1706488, 1950272, 2559732, 2642304, 2925408, 3412976, 3900544, 5119464, 5850816, 6825952, 10238928, 11701632, 13651904, 20477856, 27303808, 40955712, 81911424]

約数ペア:

[(1, 81911424), (2, 40955712), (3, 27303808), (4, 20477856), (6, 13651904), (7, 11701632), (8, 10238928), (12, 6825952), (14, 5850816), (16, 5119464), (21, 3900544), (24, 3412976), (28, 2925408), (31, 2642304), (32, 2559732), (42, 1950272), (48, 1706488), (56, 1462704), (62, 1321152), (64, 1279866), (84, 975136), (93, 880768), (96, 853244), (112, 731352), (124, 660576), (128, 639933), (168, 487568), (186, 440384), (192, 426622), (217, 377472), (224, 365676), (248, 330288), (336, 243784), (372, 220192), (384, 213311), (434, 188736), (448, 182838), (496, 165144), (651, 125824), (672, 121892), (744, 110096), (868, 94368), (896, 91419), (983, 83328), (992, 82572), (1302, 62912), (1344, 60946), (1488, 55048), (1736, 47184), (1966, 41664), (1984, 41286), (2604, 31456), (2688, 30473), (2949, 27776), (2976, 27524), (3472, 23592), (3932, 20832), (3968, 20643), (5208, 15728), (5898, 13888), (5952, 13762), (6881, 11904), (6944, 11796), (7864, 10416)]