81885888

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{883}}^1$

素因数の和:931

約数の個数: 168

約数和(自身を含む): 280220928

約数和(自身を除く): 198335040

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 56, 63, 64, 69, 72, 84, 92, 96, 112, 126, 138, 144, 161, 168, 184, 192, 207, 224, 252, 276, 288, 322, 336, 368, 414, 448, 483, 504, 552, 576, 644, 672, 736, 828, 883, 966, 1008, 1104, 1288, 1344, 1449, 1472, 1656, 1766, 1932, 2016, 2208, 2576, 2649, 2898, 3312, 3532, 3864, 4032, 4416, 5152, 5298, 5796, 6181, 6624, 7064, 7728, 7947, 10304, 10596, 11592, 12362, 13248, 14128, 15456, 15894, 18543, 20309, 21192, 23184, 24724, 28256, 30912, 31788, 37086, 40618, 42384, 46368, 49448, 55629, 56512, 60927, 63576, 74172, 81236, 84768, 92736, 98896, 111258, 121854, 127152, 142163, 148344, 162472, 169536, 182781, 197792, 222516, 243708, 254304, 284326, 296688, 324944, 365562, 395584, 426489, 445032, 487416, 508608, 568652, 593376, 649888, 731124, 852978, 890064, 974832, 1137304, 1186752, 1279467, 1299776, 1462248, 1705956, 1780128, 1949664, 2274608, 2558934, 2924496, 3411912, 3560256, 3899328, 4549216, 5117868, 5848992, 6823824, 9098432, 10235736, 11697984, 13647648, 20471472, 27295296, 40942944, 81885888]

約数ペア:

[(1, 81885888), (2, 40942944), (3, 27295296), (4, 20471472), (6, 13647648), (7, 11697984), (8, 10235736), (9, 9098432), (12, 6823824), (14, 5848992), (16, 5117868), (18, 4549216), (21, 3899328), (23, 3560256), (24, 3411912), (28, 2924496), (32, 2558934), (36, 2274608), (42, 1949664), (46, 1780128), (48, 1705956), (56, 1462248), (63, 1299776), (64, 1279467), (69, 1186752), (72, 1137304), (84, 974832), (92, 890064), (96, 852978), (112, 731124), (126, 649888), (138, 593376), (144, 568652), (161, 508608), (168, 487416), (184, 445032), (192, 426489), (207, 395584), (224, 365562), (252, 324944), (276, 296688), (288, 284326), (322, 254304), (336, 243708), (368, 222516), (414, 197792), (448, 182781), (483, 169536), (504, 162472), (552, 148344), (576, 142163), (644, 127152), (672, 121854), (736, 111258), (828, 98896), (883, 92736), (966, 84768), (1008, 81236), (1104, 74172), (1288, 63576), (1344, 60927), (1449, 56512), (1472, 55629), (1656, 49448), (1766, 46368), (1932, 42384), (2016, 40618), (2208, 37086), (2576, 31788), (2649, 30912), (2898, 28256), (3312, 24724), (3532, 23184), (3864, 21192), (4032, 20309), (4416, 18543), (5152, 15894), (5298, 15456), (5796, 14128), (6181, 13248), (6624, 12362), (7064, 11592), (7728, 10596), (7947, 10304)]