8219904

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 27471360

約数和(自身を除く): 19251456

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 128, 132, 139, 154, 168, 176, 192, 224, 231, 256, 264, 278, 308, 336, 352, 384, 417, 448, 462, 528, 556, 616, 672, 704, 768, 834, 896, 924, 973, 1056, 1112, 1232, 1344, 1408, 1529, 1668, 1792, 1848, 1946, 2112, 2224, 2464, 2688, 2816, 2919, 3058, 3336, 3696, 3892, 4224, 4448, 4587, 4928, 5376, 5838, 6116, 6672, 7392, 7784, 8448, 8896, 9174, 9856, 10703, 11676, 12232, 13344, 14784, 15568, 17792, 18348, 19712, 21406, 23352, 24464, 26688, 29568, 31136, 32109, 35584, 36696, 42812, 46704, 48928, 53376, 59136, 62272, 64218, 73392, 85624, 93408, 97856, 106752, 124544, 128436, 146784, 171248, 186816, 195712, 249088, 256872, 293568, 342496, 373632, 391424, 513744, 587136, 684992, 747264, 1027488, 1174272, 1369984, 2054976, 2739968, 4109952, 8219904]

約数ペア:

[(1, 8219904), (2, 4109952), (3, 2739968), (4, 2054976), (6, 1369984), (7, 1174272), (8, 1027488), (11, 747264), (12, 684992), (14, 587136), (16, 513744), (21, 391424), (22, 373632), (24, 342496), (28, 293568), (32, 256872), (33, 249088), (42, 195712), (44, 186816), (48, 171248), (56, 146784), (64, 128436), (66, 124544), (77, 106752), (84, 97856), (88, 93408), (96, 85624), (112, 73392), (128, 64218), (132, 62272), (139, 59136), (154, 53376), (168, 48928), (176, 46704), (192, 42812), (224, 36696), (231, 35584), (256, 32109), (264, 31136), (278, 29568), (308, 26688), (336, 24464), (352, 23352), (384, 21406), (417, 19712), (448, 18348), (462, 17792), (528, 15568), (556, 14784), (616, 13344), (672, 12232), (704, 11676), (768, 10703), (834, 9856), (896, 9174), (924, 8896), (973, 8448), (1056, 7784), (1112, 7392), (1232, 6672), (1344, 6116), (1408, 5838), (1529, 5376), (1668, 4928), (1792, 4587), (1848, 4448), (1946, 4224), (2112, 3892), (2224, 3696), (2464, 3336), (2688, 3058), (2816, 2919)]