1277558784

素因数分解:

$2^{17}\times 3^3\times {\mathrm{19}}^2$

素因数の和:81

約数の個数: 216

約数和(自身を含む): 3995059320

約数和(自身を除く): 2717500536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 128, 144, 152, 171, 192, 216, 228, 256, 288, 304, 342, 361, 384, 432, 456, 512, 513, 576, 608, 684, 722, 768, 864, 912, 1024, 1026, 1083, 1152, 1216, 1368, 1444, 1536, 1728, 1824, 2048, 2052, 2166, 2304, 2432, 2736, 2888, 3072, 3249, 3456, 3648, 4096, 4104, 4332, 4608, 4864, 5472, 5776, 6144, 6498, 6912, 7296, 8192, 8208, 8664, 9216, 9728, 9747, 10944, 11552, 12288, 12996, 13824, 14592, 16384, 16416, 17328, 18432, 19456, 19494, 21888, 23104, 24576, 25992, 27648, 29184, 32768, 32832, 34656, 36864, 38912, 38988, 43776, 46208, 49152, 51984, 55296, 58368, 65536, 65664, 69312, 73728, 77824, 77976, 87552, 92416, 98304, 103968, 110592, 116736, 131072, 131328, 138624, 147456, 155648, 155952, 175104, 184832, 196608, 207936, 221184, 233472, 262656, 277248, 294912, 311296, 311904, 350208, 369664, 393216, 415872, 442368, 466944, 525312, 554496, 589824, 622592, 623808, 700416, 739328, 831744, 884736, 933888, 1050624, 1108992, 1179648, 1245184, 1247616, 1400832, 1478656, 1663488, 1769472, 1867776, 2101248, 2217984, 2490368, 2495232, 2801664, 2957312, 3326976, 3538944, 3735552, 4202496, 4435968, 4990464, 5603328, 5914624, 6653952, 7471104, 8404992, 8871936, 9980928, 11206656, 11829248, 13307904, 16809984, 17743872, 19961856, 22413312, 23658496, 26615808, 33619968, 35487744, 39923712, 47316992, 53231616, 67239936, 70975488, 79847424, 106463232, 141950976, 159694848, 212926464, 319389696, 425852928, 638779392, 1277558784]

約数ペア:

[(1, 1277558784), (2, 638779392), (3, 425852928), (4, 319389696), (6, 212926464), (8, 159694848), (9, 141950976), (12, 106463232), (16, 79847424), (18, 70975488), (19, 67239936), (24, 53231616), (27, 47316992), (32, 39923712), (36, 35487744), (38, 33619968), (48, 26615808), (54, 23658496), (57, 22413312), (64, 19961856), (72, 17743872), (76, 16809984), (96, 13307904), (108, 11829248), (114, 11206656), (128, 9980928), (144, 8871936), (152, 8404992), (171, 7471104), (192, 6653952), (216, 5914624), (228, 5603328), (256, 4990464), (288, 4435968), (304, 4202496), (342, 3735552), (361, 3538944), (384, 3326976), (432, 2957312), (456, 2801664), (512, 2495232), (513, 2490368), (576, 2217984), (608, 2101248), (684, 1867776), (722, 1769472), (768, 1663488), (864, 1478656), (912, 1400832), (1024, 1247616), (1026, 1245184), (1083, 1179648), (1152, 1108992), (1216, 1050624), (1368, 933888), (1444, 884736), (1536, 831744), (1728, 739328), (1824, 700416), (2048, 623808), (2052, 622592), (2166, 589824), (2304, 554496), (2432, 525312), (2736, 466944), (2888, 442368), (3072, 415872), (3249, 393216), (3456, 369664), (3648, 350208), (4096, 311904), (4104, 311296), (4332, 294912), (4608, 277248), (4864, 262656), (5472, 233472), (5776, 221184), (6144, 207936), (6498, 196608), (6912, 184832), (7296, 175104), (8192, 155952), (8208, 155648), (8664, 147456), (9216, 138624), (9728, 131328), (9747, 131072), (10944, 116736), (11552, 110592), (12288, 103968), (12996, 98304), (13824, 92416), (14592, 87552), (16384, 77976), (16416, 77824), (17328, 73728), (18432, 69312), (19456, 65664), (19494, 65536), (21888, 58368), (23104, 55296), (24576, 51984), (25992, 49152), (27648, 46208), (29184, 43776), (32768, 38988), (32832, 38912), (34656, 36864)]