28684656

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:244

約数の個数: 240

約数和(自身を含む): 108326400

約数和(自身を除く): 79641744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 16, 18, 21, 22, 24, 26, 28, 33, 36, 39, 42, 44, 48, 52, 56, 63, 66, 72, 77, 78, 84, 88, 91, 99, 104, 112, 117, 126, 132, 143, 144, 154, 156, 168, 176, 182, 198, 199, 208, 231, 234, 252, 264, 273, 286, 308, 312, 336, 364, 396, 398, 429, 462, 468, 504, 528, 546, 572, 597, 616, 624, 693, 728, 792, 796, 819, 858, 924, 936, 1001, 1008, 1092, 1144, 1194, 1232, 1287, 1386, 1393, 1456, 1584, 1592, 1638, 1716, 1791, 1848, 1872, 2002, 2184, 2189, 2288, 2388, 2574, 2587, 2772, 2786, 3003, 3184, 3276, 3432, 3582, 3696, 4004, 4179, 4368, 4378, 4776, 5148, 5174, 5544, 5572, 6006, 6552, 6567, 6864, 7164, 7761, 8008, 8358, 8756, 9009, 9552, 10296, 10348, 11088, 11144, 12012, 12537, 13104, 13134, 14328, 15323, 15522, 16016, 16716, 17512, 18018, 18109, 19701, 20592, 20696, 22288, 23283, 24024, 25074, 26268, 28457, 28656, 30646, 31044, 33432, 35024, 36036, 36218, 39402, 41392, 45969, 46566, 48048, 50148, 52536, 54327, 56914, 61292, 62088, 66864, 72072, 72436, 78804, 85371, 91938, 93132, 100296, 105072, 108654, 113828, 122584, 124176, 137907, 144144, 144872, 157608, 162981, 170742, 183876, 186264, 199199, 200592, 217308, 227656, 245168, 256113, 275814, 289744, 315216, 325962, 341484, 367752, 372528, 398398, 434616, 455312, 512226, 551628, 597597, 651924, 682968, 735504, 796796, 869232, 1024452, 1103256, 1195194, 1303848, 1365936, 1593592, 1792791, 2048904, 2206512, 2390388, 2607696, 3187184, 3585582, 4097808, 4780776, 7171164, 9561552, 14342328, 28684656]

約数ペア:

[(1, 28684656), (2, 14342328), (3, 9561552), (4, 7171164), (6, 4780776), (7, 4097808), (8, 3585582), (9, 3187184), (11, 2607696), (12, 2390388), (13, 2206512), (14, 2048904), (16, 1792791), (18, 1593592), (21, 1365936), (22, 1303848), (24, 1195194), (26, 1103256), (28, 1024452), (33, 869232), (36, 796796), (39, 735504), (42, 682968), (44, 651924), (48, 597597), (52, 551628), (56, 512226), (63, 455312), (66, 434616), (72, 398398), (77, 372528), (78, 367752), (84, 341484), (88, 325962), (91, 315216), (99, 289744), (104, 275814), (112, 256113), (117, 245168), (126, 227656), (132, 217308), (143, 200592), (144, 199199), (154, 186264), (156, 183876), (168, 170742), (176, 162981), (182, 157608), (198, 144872), (199, 144144), (208, 137907), (231, 124176), (234, 122584), (252, 113828), (264, 108654), (273, 105072), (286, 100296), (308, 93132), (312, 91938), (336, 85371), (364, 78804), (396, 72436), (398, 72072), (429, 66864), (462, 62088), (468, 61292), (504, 56914), (528, 54327), (546, 52536), (572, 50148), (597, 48048), (616, 46566), (624, 45969), (693, 41392), (728, 39402), (792, 36218), (796, 36036), (819, 35024), (858, 33432), (924, 31044), (936, 30646), (1001, 28656), (1008, 28457), (1092, 26268), (1144, 25074), (1194, 24024), (1232, 23283), (1287, 22288), (1386, 20696), (1393, 20592), (1456, 19701), (1584, 18109), (1592, 18018), (1638, 17512), (1716, 16716), (1791, 16016), (1848, 15522), (1872, 15323), (2002, 14328), (2184, 13134), (2189, 13104), (2288, 12537), (2388, 12012), (2574, 11144), (2587, 11088), (2772, 10348), (2786, 10296), (3003, 9552), (3184, 9009), (3276, 8756), (3432, 8358), (3582, 8008), (3696, 7761), (4004, 7164), (4179, 6864), (4368, 6567), (4378, 6552), (4776, 6006), (5148, 5572), (5174, 5544)]