40409280

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{1559}}^1$

素因数の和:1588

約数の個数: 140

約数和(自身を含む): 143835120

約数和(自身を除く): 103425840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1559, 1620, 1728, 2160, 2592, 2880, 3118, 3240, 4320, 4677, 5184, 6236, 6480, 7795, 8640, 9354, 12472, 12960, 14031, 15590, 18708, 23385, 24944, 25920, 28062, 31180, 37416, 42093, 46770, 49888, 56124, 62360, 70155, 74832, 84186, 93540, 99776, 112248, 124720, 126279, 140310, 149664, 168372, 187080, 210465, 224496, 249440, 252558, 280620, 299328, 336744, 374160, 420930, 448992, 498880, 505116, 561240, 631395, 673488, 748320, 841860, 897984, 1010232, 1122480, 1262790, 1346976, 1496640, 1683720, 2020464, 2244960, 2525580, 2693952, 3367440, 4040928, 4489920, 5051160, 6734880, 8081856, 10102320, 13469760, 20204640, 40409280]

約数ペア:

[(1, 40409280), (2, 20204640), (3, 13469760), (4, 10102320), (5, 8081856), (6, 6734880), (8, 5051160), (9, 4489920), (10, 4040928), (12, 3367440), (15, 2693952), (16, 2525580), (18, 2244960), (20, 2020464), (24, 1683720), (27, 1496640), (30, 1346976), (32, 1262790), (36, 1122480), (40, 1010232), (45, 897984), (48, 841860), (54, 748320), (60, 673488), (64, 631395), (72, 561240), (80, 505116), (81, 498880), (90, 448992), (96, 420930), (108, 374160), (120, 336744), (135, 299328), (144, 280620), (160, 252558), (162, 249440), (180, 224496), (192, 210465), (216, 187080), (240, 168372), (270, 149664), (288, 140310), (320, 126279), (324, 124720), (360, 112248), (405, 99776), (432, 93540), (480, 84186), (540, 74832), (576, 70155), (648, 62360), (720, 56124), (810, 49888), (864, 46770), (960, 42093), (1080, 37416), (1296, 31180), (1440, 28062), (1559, 25920), (1620, 24944), (1728, 23385), (2160, 18708), (2592, 15590), (2880, 14031), (3118, 12960), (3240, 12472), (4320, 9354), (4677, 8640), (5184, 7795), (6236, 6480)]