31408740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:602

約数の個数: 144

約数和(自身を含む): 107714880

約数和(自身を除く): 76306140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 44, 45, 55, 58, 60, 66, 87, 90, 99, 110, 116, 132, 145, 165, 174, 180, 198, 220, 261, 290, 319, 330, 348, 396, 435, 495, 522, 547, 580, 638, 660, 870, 957, 990, 1044, 1094, 1276, 1305, 1595, 1641, 1740, 1914, 1980, 2188, 2610, 2735, 2871, 3190, 3282, 3828, 4785, 4923, 5220, 5470, 5742, 6017, 6380, 6564, 8205, 9570, 9846, 10940, 11484, 12034, 14355, 15863, 16410, 18051, 19140, 19692, 24068, 24615, 28710, 30085, 31726, 32820, 36102, 47589, 49230, 54153, 57420, 60170, 63452, 72204, 79315, 90255, 95178, 98460, 108306, 120340, 142767, 158630, 174493, 180510, 190356, 216612, 237945, 270765, 285534, 317260, 348986, 361020, 475890, 523479, 541530, 571068, 697972, 713835, 872465, 951780, 1046958, 1083060, 1427670, 1570437, 1744930, 2093916, 2617395, 2855340, 3140874, 3489860, 5234790, 6281748, 7852185, 10469580, 15704370, 31408740]

約数ペア:

[(1, 31408740), (2, 15704370), (3, 10469580), (4, 7852185), (5, 6281748), (6, 5234790), (9, 3489860), (10, 3140874), (11, 2855340), (12, 2617395), (15, 2093916), (18, 1744930), (20, 1570437), (22, 1427670), (29, 1083060), (30, 1046958), (33, 951780), (36, 872465), (44, 713835), (45, 697972), (55, 571068), (58, 541530), (60, 523479), (66, 475890), (87, 361020), (90, 348986), (99, 317260), (110, 285534), (116, 270765), (132, 237945), (145, 216612), (165, 190356), (174, 180510), (180, 174493), (198, 158630), (220, 142767), (261, 120340), (290, 108306), (319, 98460), (330, 95178), (348, 90255), (396, 79315), (435, 72204), (495, 63452), (522, 60170), (547, 57420), (580, 54153), (638, 49230), (660, 47589), (870, 36102), (957, 32820), (990, 31726), (1044, 30085), (1094, 28710), (1276, 24615), (1305, 24068), (1595, 19692), (1641, 19140), (1740, 18051), (1914, 16410), (1980, 15863), (2188, 14355), (2610, 12034), (2735, 11484), (2871, 10940), (3190, 9846), (3282, 9570), (3828, 8205), (4785, 6564), (4923, 6380), (5220, 6017), (5470, 5742)]