81551736

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:186

約数の個数: 192

約数和(自身を含む): 266872320

約数和(自身を除く): 185320584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 43, 53, 56, 63, 71, 72, 84, 86, 106, 126, 129, 142, 159, 168, 172, 212, 213, 252, 258, 284, 301, 318, 344, 371, 387, 424, 426, 477, 497, 504, 516, 568, 602, 636, 639, 742, 774, 852, 903, 954, 994, 1032, 1113, 1204, 1272, 1278, 1484, 1491, 1548, 1704, 1806, 1908, 1988, 2226, 2279, 2408, 2556, 2709, 2968, 2982, 3053, 3096, 3339, 3612, 3763, 3816, 3976, 4452, 4473, 4558, 5112, 5418, 5964, 6106, 6678, 6837, 7224, 7526, 8904, 8946, 9116, 9159, 10836, 11289, 11928, 12212, 13356, 13674, 15052, 15953, 17892, 18232, 18318, 20511, 21371, 21672, 22578, 24424, 26341, 26712, 27348, 27477, 30104, 31906, 33867, 35784, 36636, 41022, 42742, 45156, 47859, 52682, 54696, 54954, 63812, 64113, 67734, 73272, 79023, 82044, 85484, 90312, 95718, 105364, 109908, 127624, 128226, 135468, 143577, 158046, 161809, 164088, 170968, 191436, 192339, 210728, 219816, 237069, 256452, 270936, 287154, 316092, 323618, 382872, 384678, 474138, 485427, 512904, 574308, 632184, 647236, 769356, 948276, 970854, 1132663, 1148616, 1294472, 1456281, 1538712, 1896552, 1941708, 2265326, 2912562, 3397989, 3883416, 4530652, 5825124, 6795978, 9061304, 10193967, 11650248, 13591956, 20387934, 27183912, 40775868, 81551736]

約数ペア:

[(1, 81551736), (2, 40775868), (3, 27183912), (4, 20387934), (6, 13591956), (7, 11650248), (8, 10193967), (9, 9061304), (12, 6795978), (14, 5825124), (18, 4530652), (21, 3883416), (24, 3397989), (28, 2912562), (36, 2265326), (42, 1941708), (43, 1896552), (53, 1538712), (56, 1456281), (63, 1294472), (71, 1148616), (72, 1132663), (84, 970854), (86, 948276), (106, 769356), (126, 647236), (129, 632184), (142, 574308), (159, 512904), (168, 485427), (172, 474138), (212, 384678), (213, 382872), (252, 323618), (258, 316092), (284, 287154), (301, 270936), (318, 256452), (344, 237069), (371, 219816), (387, 210728), (424, 192339), (426, 191436), (477, 170968), (497, 164088), (504, 161809), (516, 158046), (568, 143577), (602, 135468), (636, 128226), (639, 127624), (742, 109908), (774, 105364), (852, 95718), (903, 90312), (954, 85484), (994, 82044), (1032, 79023), (1113, 73272), (1204, 67734), (1272, 64113), (1278, 63812), (1484, 54954), (1491, 54696), (1548, 52682), (1704, 47859), (1806, 45156), (1908, 42742), (1988, 41022), (2226, 36636), (2279, 35784), (2408, 33867), (2556, 31906), (2709, 30104), (2968, 27477), (2982, 27348), (3053, 26712), (3096, 26341), (3339, 24424), (3612, 22578), (3763, 21672), (3816, 21371), (3976, 20511), (4452, 18318), (4473, 18232), (4558, 17892), (5112, 15953), (5418, 15052), (5964, 13674), (6106, 13356), (6678, 12212), (6837, 11928), (7224, 11289), (7526, 10836), (8904, 9159), (8946, 9116)]