81528048

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2789}}^1$

素因数の和:2839

約数の個数: 120

約数和(自身を含む): 269848800

約数和(自身を除く): 188320752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 36, 42, 48, 56, 58, 63, 72, 84, 87, 112, 116, 126, 144, 168, 174, 203, 232, 252, 261, 336, 348, 406, 464, 504, 522, 609, 696, 812, 1008, 1044, 1218, 1392, 1624, 1827, 2088, 2436, 2789, 3248, 3654, 4176, 4872, 5578, 7308, 8367, 9744, 11156, 14616, 16734, 19523, 22312, 25101, 29232, 33468, 39046, 44624, 50202, 58569, 66936, 78092, 80881, 100404, 117138, 133872, 156184, 161762, 175707, 200808, 234276, 242643, 312368, 323524, 351414, 401616, 468552, 485286, 566167, 647048, 702828, 727929, 937104, 970572, 1132334, 1294096, 1405656, 1455858, 1698501, 1941144, 2264668, 2811312, 2911716, 3397002, 3882288, 4529336, 5095503, 5823432, 6794004, 9058672, 10191006, 11646864, 13588008, 20382012, 27176016, 40764024, 81528048]

約数ペア:

[(1, 81528048), (2, 40764024), (3, 27176016), (4, 20382012), (6, 13588008), (7, 11646864), (8, 10191006), (9, 9058672), (12, 6794004), (14, 5823432), (16, 5095503), (18, 4529336), (21, 3882288), (24, 3397002), (28, 2911716), (29, 2811312), (36, 2264668), (42, 1941144), (48, 1698501), (56, 1455858), (58, 1405656), (63, 1294096), (72, 1132334), (84, 970572), (87, 937104), (112, 727929), (116, 702828), (126, 647048), (144, 566167), (168, 485286), (174, 468552), (203, 401616), (232, 351414), (252, 323524), (261, 312368), (336, 242643), (348, 234276), (406, 200808), (464, 175707), (504, 161762), (522, 156184), (609, 133872), (696, 117138), (812, 100404), (1008, 80881), (1044, 78092), (1218, 66936), (1392, 58569), (1624, 50202), (1827, 44624), (2088, 39046), (2436, 33468), (2789, 29232), (3248, 25101), (3654, 22312), (4176, 19523), (4872, 16734), (5578, 14616), (7308, 11156), (8367, 9744)]