21448800

素因数分解:

$2^5\times 3^4\times 5^2\times {\mathrm{331}}^1$

素因数の和:363

約数の個数: 180

約数和(自身を含む): 78455916

約数和(自身を除く): 57007116

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 96, 100, 108, 120, 135, 144, 150, 160, 162, 180, 200, 216, 225, 240, 270, 288, 300, 324, 331, 360, 400, 405, 432, 450, 480, 540, 600, 648, 662, 675, 720, 800, 810, 864, 900, 993, 1080, 1200, 1296, 1324, 1350, 1440, 1620, 1655, 1800, 1986, 2025, 2160, 2400, 2592, 2648, 2700, 2979, 3240, 3310, 3600, 3972, 4050, 4320, 4965, 5296, 5400, 5958, 6480, 6620, 7200, 7944, 8100, 8275, 8937, 9930, 10592, 10800, 11916, 12960, 13240, 14895, 15888, 16200, 16550, 17874, 19860, 21600, 23832, 24825, 26480, 26811, 29790, 31776, 32400, 33100, 35748, 39720, 44685, 47664, 49650, 52960, 53622, 59580, 64800, 66200, 71496, 74475, 79440, 89370, 95328, 99300, 107244, 119160, 132400, 134055, 142992, 148950, 158880, 178740, 198600, 214488, 223425, 238320, 264800, 268110, 285984, 297900, 357480, 397200, 428976, 446850, 476640, 536220, 595800, 670275, 714960, 794400, 857952, 893700, 1072440, 1191600, 1340550, 1429920, 1787400, 2144880, 2383200, 2681100, 3574800, 4289760, 5362200, 7149600, 10724400, 21448800]

約数ペア:

[(1, 21448800), (2, 10724400), (3, 7149600), (4, 5362200), (5, 4289760), (6, 3574800), (8, 2681100), (9, 2383200), (10, 2144880), (12, 1787400), (15, 1429920), (16, 1340550), (18, 1191600), (20, 1072440), (24, 893700), (25, 857952), (27, 794400), (30, 714960), (32, 670275), (36, 595800), (40, 536220), (45, 476640), (48, 446850), (50, 428976), (54, 397200), (60, 357480), (72, 297900), (75, 285984), (80, 268110), (81, 264800), (90, 238320), (96, 223425), (100, 214488), (108, 198600), (120, 178740), (135, 158880), (144, 148950), (150, 142992), (160, 134055), (162, 132400), (180, 119160), (200, 107244), (216, 99300), (225, 95328), (240, 89370), (270, 79440), (288, 74475), (300, 71496), (324, 66200), (331, 64800), (360, 59580), (400, 53622), (405, 52960), (432, 49650), (450, 47664), (480, 44685), (540, 39720), (600, 35748), (648, 33100), (662, 32400), (675, 31776), (720, 29790), (800, 26811), (810, 26480), (864, 24825), (900, 23832), (993, 21600), (1080, 19860), (1200, 17874), (1296, 16550), (1324, 16200), (1350, 15888), (1440, 14895), (1620, 13240), (1655, 12960), (1800, 11916), (1986, 10800), (2025, 10592), (2160, 9930), (2400, 8937), (2592, 8275), (2648, 8100), (2700, 7944), (2979, 7200), (3240, 6620), (3310, 6480), (3600, 5958), (3972, 5400), (4050, 5296), (4320, 4965)]