31404960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:327

約数の個数: 144

約数和(自身を含む): 108678024

約数和(自身を除く): 77273064

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, 72, 80, 90, 96, 113, 120, 144, 160, 180, 193, 226, 240, 288, 339, 360, 386, 452, 480, 565, 579, 678, 720, 772, 904, 965, 1017, 1130, 1158, 1356, 1440, 1544, 1695, 1737, 1808, 1930, 2034, 2260, 2316, 2712, 2895, 3088, 3390, 3474, 3616, 3860, 4068, 4520, 4632, 5085, 5424, 5790, 6176, 6780, 6948, 7720, 8136, 8685, 9040, 9264, 10170, 10848, 11580, 13560, 13896, 15440, 16272, 17370, 18080, 18528, 20340, 21809, 23160, 27120, 27792, 30880, 32544, 34740, 40680, 43618, 46320, 54240, 55584, 65427, 69480, 81360, 87236, 92640, 109045, 130854, 138960, 162720, 174472, 196281, 218090, 261708, 277920, 327135, 348944, 392562, 436180, 523416, 654270, 697888, 785124, 872360, 981405, 1046832, 1308540, 1570248, 1744720, 1962810, 2093664, 2617080, 3140496, 3489440, 3925620, 5234160, 6280992, 7851240, 10468320, 15702480, 31404960]

約数ペア:

[(1, 31404960), (2, 15702480), (3, 10468320), (4, 7851240), (5, 6280992), (6, 5234160), (8, 3925620), (9, 3489440), (10, 3140496), (12, 2617080), (15, 2093664), (16, 1962810), (18, 1744720), (20, 1570248), (24, 1308540), (30, 1046832), (32, 981405), (36, 872360), (40, 785124), (45, 697888), (48, 654270), (60, 523416), (72, 436180), (80, 392562), (90, 348944), (96, 327135), (113, 277920), (120, 261708), (144, 218090), (160, 196281), (180, 174472), (193, 162720), (226, 138960), (240, 130854), (288, 109045), (339, 92640), (360, 87236), (386, 81360), (452, 69480), (480, 65427), (565, 55584), (579, 54240), (678, 46320), (720, 43618), (772, 40680), (904, 34740), (965, 32544), (1017, 30880), (1130, 27792), (1158, 27120), (1356, 23160), (1440, 21809), (1544, 20340), (1695, 18528), (1737, 18080), (1808, 17370), (1930, 16272), (2034, 15440), (2260, 13896), (2316, 13560), (2712, 11580), (2895, 10848), (3088, 10170), (3390, 9264), (3474, 9040), (3616, 8685), (3860, 8136), (4068, 7720), (4520, 6948), (4632, 6780), (5085, 6176), (5424, 5790)]