131307840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:509

約数の個数: 168

約数和(自身を含む): 456468480

約数和(自身を除く): 325160640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 144, 160, 180, 192, 240, 254, 288, 320, 359, 360, 381, 480, 508, 576, 635, 718, 720, 762, 960, 1016, 1077, 1143, 1270, 1436, 1440, 1524, 1795, 1905, 2032, 2154, 2286, 2540, 2872, 2880, 3048, 3231, 3590, 3810, 4064, 4308, 4572, 5080, 5385, 5715, 5744, 6096, 6462, 7180, 7620, 8128, 8616, 9144, 10160, 10770, 11430, 11488, 12192, 12924, 14360, 15240, 16155, 17232, 18288, 20320, 21540, 22860, 22976, 24384, 25848, 28720, 30480, 32310, 34464, 36576, 40640, 43080, 45593, 45720, 51696, 57440, 60960, 64620, 68928, 73152, 86160, 91186, 91440, 103392, 114880, 121920, 129240, 136779, 172320, 182372, 182880, 206784, 227965, 258480, 273558, 344640, 364744, 365760, 410337, 455930, 516960, 547116, 683895, 729488, 820674, 911860, 1033920, 1094232, 1367790, 1458976, 1641348, 1823720, 2051685, 2188464, 2735580, 2917952, 3282696, 3647440, 4103370, 4376928, 5471160, 6565392, 7294880, 8206740, 8753856, 10942320, 13130784, 14589760, 16413480, 21884640, 26261568, 32826960, 43769280, 65653920, 131307840]

約数ペア:

[(1, 131307840), (2, 65653920), (3, 43769280), (4, 32826960), (5, 26261568), (6, 21884640), (8, 16413480), (9, 14589760), (10, 13130784), (12, 10942320), (15, 8753856), (16, 8206740), (18, 7294880), (20, 6565392), (24, 5471160), (30, 4376928), (32, 4103370), (36, 3647440), (40, 3282696), (45, 2917952), (48, 2735580), (60, 2188464), (64, 2051685), (72, 1823720), (80, 1641348), (90, 1458976), (96, 1367790), (120, 1094232), (127, 1033920), (144, 911860), (160, 820674), (180, 729488), (192, 683895), (240, 547116), (254, 516960), (288, 455930), (320, 410337), (359, 365760), (360, 364744), (381, 344640), (480, 273558), (508, 258480), (576, 227965), (635, 206784), (718, 182880), (720, 182372), (762, 172320), (960, 136779), (1016, 129240), (1077, 121920), (1143, 114880), (1270, 103392), (1436, 91440), (1440, 91186), (1524, 86160), (1795, 73152), (1905, 68928), (2032, 64620), (2154, 60960), (2286, 57440), (2540, 51696), (2872, 45720), (2880, 45593), (3048, 43080), (3231, 40640), (3590, 36576), (3810, 34464), (4064, 32310), (4308, 30480), (4572, 28720), (5080, 25848), (5385, 24384), (5715, 22976), (5744, 22860), (6096, 21540), (6462, 20320), (7180, 18288), (7620, 17232), (8128, 16155), (8616, 15240), (9144, 14360), (10160, 12924), (10770, 12192), (11430, 11488)]