209987232

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^2$

素因数の和:132

約数の個数: 216

約数和(自身を含む): 698380704

約数和(自身を除く): 488393472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 43, 48, 52, 56, 78, 84, 86, 91, 96, 104, 112, 129, 156, 168, 169, 172, 182, 208, 224, 258, 273, 301, 312, 336, 338, 344, 364, 416, 507, 516, 546, 559, 602, 624, 672, 676, 688, 728, 903, 1014, 1032, 1092, 1118, 1183, 1204, 1248, 1352, 1376, 1456, 1677, 1806, 1849, 2028, 2064, 2184, 2236, 2366, 2408, 2704, 2912, 3354, 3549, 3612, 3698, 3913, 4056, 4128, 4368, 4472, 4732, 4816, 5408, 5547, 6708, 7098, 7224, 7267, 7396, 7826, 8112, 8736, 8944, 9464, 9632, 11094, 11739, 12943, 13416, 14196, 14448, 14534, 14792, 15652, 16224, 17888, 18928, 21801, 22188, 23478, 24037, 25886, 26832, 28392, 28896, 29068, 29584, 31304, 37856, 38829, 43602, 44376, 46956, 48074, 50869, 51772, 53664, 56784, 58136, 59168, 62608, 72111, 77658, 87204, 88752, 93912, 96148, 101738, 103544, 113568, 116272, 125216, 144222, 152607, 155316, 168259, 174408, 177504, 187824, 192296, 203476, 207088, 232544, 288444, 305214, 310632, 312481, 336518, 348816, 375648, 384592, 406952, 414176, 504777, 576888, 610428, 621264, 624962, 673036, 697632, 769184, 813904, 937443, 1009554, 1153776, 1220856, 1242528, 1249924, 1346072, 1627808, 1874886, 2019108, 2187367, 2307552, 2441712, 2499848, 2692144, 3749772, 4038216, 4374734, 4883424, 4999696, 5384288, 6562101, 7499544, 8076432, 8749468, 9999392, 13124202, 14999088, 16152864, 17498936, 26248404, 29998176, 34997872, 52496808, 69995744, 104993616, 209987232]

約数ペア:

[(1, 209987232), (2, 104993616), (3, 69995744), (4, 52496808), (6, 34997872), (7, 29998176), (8, 26248404), (12, 17498936), (13, 16152864), (14, 14999088), (16, 13124202), (21, 9999392), (24, 8749468), (26, 8076432), (28, 7499544), (32, 6562101), (39, 5384288), (42, 4999696), (43, 4883424), (48, 4374734), (52, 4038216), (56, 3749772), (78, 2692144), (84, 2499848), (86, 2441712), (91, 2307552), (96, 2187367), (104, 2019108), (112, 1874886), (129, 1627808), (156, 1346072), (168, 1249924), (169, 1242528), (172, 1220856), (182, 1153776), (208, 1009554), (224, 937443), (258, 813904), (273, 769184), (301, 697632), (312, 673036), (336, 624962), (338, 621264), (344, 610428), (364, 576888), (416, 504777), (507, 414176), (516, 406952), (546, 384592), (559, 375648), (602, 348816), (624, 336518), (672, 312481), (676, 310632), (688, 305214), (728, 288444), (903, 232544), (1014, 207088), (1032, 203476), (1092, 192296), (1118, 187824), (1183, 177504), (1204, 174408), (1248, 168259), (1352, 155316), (1376, 152607), (1456, 144222), (1677, 125216), (1806, 116272), (1849, 113568), (2028, 103544), (2064, 101738), (2184, 96148), (2236, 93912), (2366, 88752), (2408, 87204), (2704, 77658), (2912, 72111), (3354, 62608), (3549, 59168), (3612, 58136), (3698, 56784), (3913, 53664), (4056, 51772), (4128, 50869), (4368, 48074), (4472, 46956), (4732, 44376), (4816, 43602), (5408, 38829), (5547, 37856), (6708, 31304), (7098, 29584), (7224, 29068), (7267, 28896), (7396, 28392), (7826, 26832), (8112, 25886), (8736, 24037), (8944, 23478), (9464, 22188), (9632, 21801), (11094, 18928), (11739, 17888), (12943, 16224), (13416, 15652), (14196, 14792), (14448, 14534)]