209985984

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{967}}^1$

素因数の和:1027

約数の個数: 168

約数和(自身を含む): 671230560

約数和(自身を除く): 461244576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 32, 36, 39, 48, 52, 58, 64, 72, 78, 87, 96, 104, 116, 117, 144, 156, 174, 192, 208, 232, 234, 261, 288, 312, 348, 377, 416, 464, 468, 522, 576, 624, 696, 754, 832, 928, 936, 967, 1044, 1131, 1248, 1392, 1508, 1856, 1872, 1934, 2088, 2262, 2496, 2784, 2901, 3016, 3393, 3744, 3868, 4176, 4524, 5568, 5802, 6032, 6786, 7488, 7736, 8352, 8703, 9048, 11604, 12064, 12571, 13572, 15472, 16704, 17406, 18096, 23208, 24128, 25142, 27144, 28043, 30944, 34812, 36192, 37713, 46416, 50284, 54288, 56086, 61888, 69624, 72384, 75426, 84129, 92832, 100568, 108576, 112172, 113139, 139248, 150852, 168258, 185664, 201136, 217152, 224344, 226278, 252387, 278496, 301704, 336516, 364559, 402272, 448688, 452556, 504774, 556992, 603408, 673032, 729118, 804544, 897376, 905112, 1009548, 1093677, 1206816, 1346064, 1458236, 1794752, 1810224, 2019096, 2187354, 2413632, 2692128, 2916472, 3281031, 3620448, 4038192, 4374708, 5384256, 5832944, 6562062, 7240896, 8076384, 8749416, 11665888, 13124124, 16152768, 17498832, 23331776, 26248248, 34997664, 52496496, 69995328, 104992992, 209985984]

約数ペア:

[(1, 209985984), (2, 104992992), (3, 69995328), (4, 52496496), (6, 34997664), (8, 26248248), (9, 23331776), (12, 17498832), (13, 16152768), (16, 13124124), (18, 11665888), (24, 8749416), (26, 8076384), (29, 7240896), (32, 6562062), (36, 5832944), (39, 5384256), (48, 4374708), (52, 4038192), (58, 3620448), (64, 3281031), (72, 2916472), (78, 2692128), (87, 2413632), (96, 2187354), (104, 2019096), (116, 1810224), (117, 1794752), (144, 1458236), (156, 1346064), (174, 1206816), (192, 1093677), (208, 1009548), (232, 905112), (234, 897376), (261, 804544), (288, 729118), (312, 673032), (348, 603408), (377, 556992), (416, 504774), (464, 452556), (468, 448688), (522, 402272), (576, 364559), (624, 336516), (696, 301704), (754, 278496), (832, 252387), (928, 226278), (936, 224344), (967, 217152), (1044, 201136), (1131, 185664), (1248, 168258), (1392, 150852), (1508, 139248), (1856, 113139), (1872, 112172), (1934, 108576), (2088, 100568), (2262, 92832), (2496, 84129), (2784, 75426), (2901, 72384), (3016, 69624), (3393, 61888), (3744, 56086), (3868, 54288), (4176, 50284), (4524, 46416), (5568, 37713), (5802, 36192), (6032, 34812), (6786, 30944), (7488, 28043), (7736, 27144), (8352, 25142), (8703, 24128), (9048, 23208), (11604, 18096), (12064, 17406), (12571, 16704), (13572, 15472)]