131279616

素因数分解:

$2^8\times 3^4\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:528

約数の個数: 180

約数和(自身を含む): 422429392

約数和(自身を除く): 291149776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 128, 144, 156, 162, 192, 208, 216, 234, 256, 288, 312, 324, 351, 384, 416, 432, 468, 487, 576, 624, 648, 702, 768, 832, 864, 936, 974, 1053, 1152, 1248, 1296, 1404, 1461, 1664, 1728, 1872, 1948, 2106, 2304, 2496, 2592, 2808, 2922, 3328, 3456, 3744, 3896, 4212, 4383, 4992, 5184, 5616, 5844, 6331, 6912, 7488, 7792, 8424, 8766, 9984, 10368, 11232, 11688, 12662, 13149, 14976, 15584, 16848, 17532, 18993, 20736, 22464, 23376, 25324, 26298, 29952, 31168, 33696, 35064, 37986, 39447, 44928, 46752, 50648, 52596, 56979, 62336, 67392, 70128, 75972, 78894, 89856, 93504, 101296, 105192, 113958, 124672, 134784, 140256, 151944, 157788, 170937, 187008, 202592, 210384, 227916, 269568, 280512, 303888, 315576, 341874, 374016, 405184, 420768, 455832, 512811, 561024, 607776, 631152, 683748, 810368, 841536, 911664, 1025622, 1122048, 1215552, 1262304, 1367496, 1620736, 1683072, 1823328, 2051244, 2431104, 2524608, 2734992, 3366144, 3646656, 4102488, 4862208, 5049216, 5469984, 7293312, 8204976, 10098432, 10939968, 14586624, 16409952, 21879936, 32819904, 43759872, 65639808, 131279616]

約数ペア:

[(1, 131279616), (2, 65639808), (3, 43759872), (4, 32819904), (6, 21879936), (8, 16409952), (9, 14586624), (12, 10939968), (13, 10098432), (16, 8204976), (18, 7293312), (24, 5469984), (26, 5049216), (27, 4862208), (32, 4102488), (36, 3646656), (39, 3366144), (48, 2734992), (52, 2524608), (54, 2431104), (64, 2051244), (72, 1823328), (78, 1683072), (81, 1620736), (96, 1367496), (104, 1262304), (108, 1215552), (117, 1122048), (128, 1025622), (144, 911664), (156, 841536), (162, 810368), (192, 683748), (208, 631152), (216, 607776), (234, 561024), (256, 512811), (288, 455832), (312, 420768), (324, 405184), (351, 374016), (384, 341874), (416, 315576), (432, 303888), (468, 280512), (487, 269568), (576, 227916), (624, 210384), (648, 202592), (702, 187008), (768, 170937), (832, 157788), (864, 151944), (936, 140256), (974, 134784), (1053, 124672), (1152, 113958), (1248, 105192), (1296, 101296), (1404, 93504), (1461, 89856), (1664, 78894), (1728, 75972), (1872, 70128), (1948, 67392), (2106, 62336), (2304, 56979), (2496, 52596), (2592, 50648), (2808, 46752), (2922, 44928), (3328, 39447), (3456, 37986), (3744, 35064), (3896, 33696), (4212, 31168), (4383, 29952), (4992, 26298), (5184, 25324), (5616, 23376), (5844, 22464), (6331, 20736), (6912, 18993), (7488, 17532), (7792, 16848), (8424, 15584), (8766, 14976), (9984, 13149), (10368, 12662), (11232, 11688)]