1990431744

素因数分解:

$2^{10}\times 3^1\times 7^3\times {\mathrm{1889}}^1$

素因数の和:1933

約数の個数: 176

約数和(自身を含む): 6190128000

約数和(自身を除く): 4199696256

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, 512, 588, 672, 686, 768, 784, 896, 1024, 1029, 1176, 1344, 1372, 1536, 1568, 1792, 1889, 2058, 2352, 2688, 2744, 3072, 3136, 3584, 3778, 4116, 4704, 5376, 5488, 5667, 6272, 7168, 7556, 8232, 9408, 10752, 10976, 11334, 12544, 13223, 15112, 16464, 18816, 21504, 21952, 22668, 25088, 26446, 30224, 32928, 37632, 39669, 43904, 45336, 50176, 52892, 60448, 65856, 75264, 79338, 87808, 90672, 92561, 105784, 120896, 131712, 150528, 158676, 175616, 181344, 185122, 211568, 241792, 263424, 277683, 317352, 351232, 362688, 370244, 423136, 483584, 526848, 555366, 634704, 647927, 725376, 740488, 846272, 967168, 1053696, 1110732, 1269408, 1295854, 1450752, 1480976, 1692544, 1934336, 1943781, 2221464, 2538816, 2591708, 2901504, 2961952, 3385088, 3887562, 4442928, 5077632, 5183416, 5803008, 5923904, 6770176, 7775124, 8885856, 10155264, 10366832, 11847808, 13540352, 15550248, 17771712, 20310528, 20733664, 23695616, 31100496, 35543424, 40621056, 41467328, 47391232, 62200992, 71086848, 82934656, 94782464, 124401984, 142173696, 165869312, 248803968, 284347392, 331738624, 497607936, 663477248, 995215872, 1990431744]

約数ペア:

[(1, 1990431744), (2, 995215872), (3, 663477248), (4, 497607936), (6, 331738624), (7, 284347392), (8, 248803968), (12, 165869312), (14, 142173696), (16, 124401984), (21, 94782464), (24, 82934656), (28, 71086848), (32, 62200992), (42, 47391232), (48, 41467328), (49, 40621056), (56, 35543424), (64, 31100496), (84, 23695616), (96, 20733664), (98, 20310528), (112, 17771712), (128, 15550248), (147, 13540352), (168, 11847808), (192, 10366832), (196, 10155264), (224, 8885856), (256, 7775124), (294, 6770176), (336, 5923904), (343, 5803008), (384, 5183416), (392, 5077632), (448, 4442928), (512, 3887562), (588, 3385088), (672, 2961952), (686, 2901504), (768, 2591708), (784, 2538816), (896, 2221464), (1024, 1943781), (1029, 1934336), (1176, 1692544), (1344, 1480976), (1372, 1450752), (1536, 1295854), (1568, 1269408), (1792, 1110732), (1889, 1053696), (2058, 967168), (2352, 846272), (2688, 740488), (2744, 725376), (3072, 647927), (3136, 634704), (3584, 555366), (3778, 526848), (4116, 483584), (4704, 423136), (5376, 370244), (5488, 362688), (5667, 351232), (6272, 317352), (7168, 277683), (7556, 263424), (8232, 241792), (9408, 211568), (10752, 185122), (10976, 181344), (11334, 175616), (12544, 158676), (13223, 150528), (15112, 131712), (16464, 120896), (18816, 105784), (21504, 92561), (21952, 90672), (22668, 87808), (25088, 79338), (26446, 75264), (30224, 65856), (32928, 60448), (37632, 52892), (39669, 50176), (43904, 45336)]