1999867968

素因数分解:

$2^6\times 3^4\times 7^2\times {\mathrm{7873}}^1$

素因数の和:7911

約数の個数: 210

約数和(自身を含む): 6896986206

約数和(自身を除く): 4897118238

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 81, 84, 96, 98, 108, 112, 126, 144, 147, 162, 168, 189, 192, 196, 216, 224, 252, 288, 294, 324, 336, 378, 392, 432, 441, 448, 504, 567, 576, 588, 648, 672, 756, 784, 864, 882, 1008, 1134, 1176, 1296, 1323, 1344, 1512, 1568, 1728, 1764, 2016, 2268, 2352, 2592, 2646, 3024, 3136, 3528, 3969, 4032, 4536, 4704, 5184, 5292, 6048, 7056, 7873, 7938, 9072, 9408, 10584, 12096, 14112, 15746, 15876, 18144, 21168, 23619, 28224, 31492, 31752, 36288, 42336, 47238, 55111, 62984, 63504, 70857, 84672, 94476, 110222, 125968, 127008, 141714, 165333, 188952, 212571, 220444, 251936, 254016, 283428, 330666, 377904, 385777, 425142, 440888, 495999, 503872, 566856, 637713, 661332, 755808, 771554, 850284, 881776, 991998, 1133712, 1157331, 1275426, 1322664, 1487997, 1511616, 1543108, 1700568, 1763552, 1983996, 2267424, 2314662, 2550852, 2645328, 2975994, 3086216, 3401136, 3471993, 3527104, 3967992, 4463991, 4534848, 4629324, 5101704, 5290656, 5951988, 6172432, 6802272, 6943986, 7935984, 8927982, 9258648, 10203408, 10415979, 10581312, 11903976, 12344864, 13604544, 13887972, 15871968, 17855964, 18517296, 20406816, 20831958, 23807952, 24689728, 27775944, 31247937, 31743936, 35711928, 37034592, 40813632, 41663916, 47615904, 55551888, 62495874, 71423856, 74069184, 83327832, 95231808, 111103776, 124991748, 142847712, 166655664, 222207552, 249983496, 285695424, 333311328, 499966992, 666622656, 999933984, 1999867968]

約数ペア:

[(1, 1999867968), (2, 999933984), (3, 666622656), (4, 499966992), (6, 333311328), (7, 285695424), (8, 249983496), (9, 222207552), (12, 166655664), (14, 142847712), (16, 124991748), (18, 111103776), (21, 95231808), (24, 83327832), (27, 74069184), (28, 71423856), (32, 62495874), (36, 55551888), (42, 47615904), (48, 41663916), (49, 40813632), (54, 37034592), (56, 35711928), (63, 31743936), (64, 31247937), (72, 27775944), (81, 24689728), (84, 23807952), (96, 20831958), (98, 20406816), (108, 18517296), (112, 17855964), (126, 15871968), (144, 13887972), (147, 13604544), (162, 12344864), (168, 11903976), (189, 10581312), (192, 10415979), (196, 10203408), (216, 9258648), (224, 8927982), (252, 7935984), (288, 6943986), (294, 6802272), (324, 6172432), (336, 5951988), (378, 5290656), (392, 5101704), (432, 4629324), (441, 4534848), (448, 4463991), (504, 3967992), (567, 3527104), (576, 3471993), (588, 3401136), (648, 3086216), (672, 2975994), (756, 2645328), (784, 2550852), (864, 2314662), (882, 2267424), (1008, 1983996), (1134, 1763552), (1176, 1700568), (1296, 1543108), (1323, 1511616), (1344, 1487997), (1512, 1322664), (1568, 1275426), (1728, 1157331), (1764, 1133712), (2016, 991998), (2268, 881776), (2352, 850284), (2592, 771554), (2646, 755808), (3024, 661332), (3136, 637713), (3528, 566856), (3969, 503872), (4032, 495999), (4536, 440888), (4704, 425142), (5184, 385777), (5292, 377904), (6048, 330666), (7056, 283428), (7873, 254016), (7938, 251936), (9072, 220444), (9408, 212571), (10584, 188952), (12096, 165333), (14112, 141714), (15746, 127008), (15876, 125968), (18144, 110222), (21168, 94476), (23619, 84672), (28224, 70857), (31492, 63504), (31752, 62984), (36288, 55111), (42336, 47238)]