2157705984

素因数分解:

$2^8\times 3^1\times 7^3\times {\mathrm{8191}}^1$

素因数の和:8231

約数の個数: 144

約数和(自身を含む): 6697779200

約数和(自身を除く): 4540073216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 343, 384, 392, 448, 588, 672, 686, 768, 784, 896, 1029, 1176, 1344, 1372, 1568, 1792, 2058, 2352, 2688, 2744, 3136, 4116, 4704, 5376, 5488, 6272, 8191, 8232, 9408, 10976, 12544, 16382, 16464, 18816, 21952, 24573, 32764, 32928, 37632, 43904, 49146, 57337, 65528, 65856, 87808, 98292, 114674, 131056, 131712, 172011, 196584, 229348, 262112, 263424, 344022, 393168, 401359, 458696, 524224, 688044, 786336, 802718, 917392, 1048448, 1204077, 1376088, 1572672, 1605436, 1834784, 2096896, 2408154, 2752176, 2809513, 3145344, 3210872, 3669568, 4816308, 5504352, 5619026, 6290688, 6421744, 7339136, 8428539, 9632616, 11008704, 11238052, 12843488, 14678272, 16857078, 19265232, 22017408, 22476104, 25686976, 33714156, 38530464, 44034816, 44952208, 51373952, 67428312, 77060928, 89904416, 102747904, 134856624, 154121856, 179808832, 269713248, 308243712, 359617664, 539426496, 719235328, 1078852992, 2157705984]

約数ペア:

[(1, 2157705984), (2, 1078852992), (3, 719235328), (4, 539426496), (6, 359617664), (7, 308243712), (8, 269713248), (12, 179808832), (14, 154121856), (16, 134856624), (21, 102747904), (24, 89904416), (28, 77060928), (32, 67428312), (42, 51373952), (48, 44952208), (49, 44034816), (56, 38530464), (64, 33714156), (84, 25686976), (96, 22476104), (98, 22017408), (112, 19265232), (128, 16857078), (147, 14678272), (168, 12843488), (192, 11238052), (196, 11008704), (224, 9632616), (256, 8428539), (294, 7339136), (336, 6421744), (343, 6290688), (384, 5619026), (392, 5504352), (448, 4816308), (588, 3669568), (672, 3210872), (686, 3145344), (768, 2809513), (784, 2752176), (896, 2408154), (1029, 2096896), (1176, 1834784), (1344, 1605436), (1372, 1572672), (1568, 1376088), (1792, 1204077), (2058, 1048448), (2352, 917392), (2688, 802718), (2744, 786336), (3136, 688044), (4116, 524224), (4704, 458696), (5376, 401359), (5488, 393168), (6272, 344022), (8191, 263424), (8232, 262112), (9408, 229348), (10976, 196584), (12544, 172011), (16382, 131712), (16464, 131056), (18816, 114674), (21952, 98292), (24573, 87808), (32764, 65856), (32928, 65528), (37632, 57337), (43904, 49146)]