21794400

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{1009}}^1$

素因数の和:1038

約数の個数: 144

約数和(自身を含む): 78901200

約数和(自身を除く): 57106800

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, 90, 96, 100, 108, 120, 135, 144, 150, 160, 180, 200, 216, 225, 240, 270, 288, 300, 360, 400, 432, 450, 480, 540, 600, 675, 720, 800, 864, 900, 1009, 1080, 1200, 1350, 1440, 1800, 2018, 2160, 2400, 2700, 3027, 3600, 4036, 4320, 5045, 5400, 6054, 7200, 8072, 9081, 10090, 10800, 12108, 15135, 16144, 18162, 20180, 21600, 24216, 25225, 27243, 30270, 32288, 36324, 40360, 45405, 48432, 50450, 54486, 60540, 72648, 75675, 80720, 90810, 96864, 100900, 108972, 121080, 136215, 145296, 151350, 161440, 181620, 201800, 217944, 227025, 242160, 272430, 290592, 302700, 363240, 403600, 435888, 454050, 484320, 544860, 605400, 681075, 726480, 807200, 871776, 908100, 1089720, 1210800, 1362150, 1452960, 1816200, 2179440, 2421600, 2724300, 3632400, 4358880, 5448600, 7264800, 10897200, 21794400]

約数ペア:

[(1, 21794400), (2, 10897200), (3, 7264800), (4, 5448600), (5, 4358880), (6, 3632400), (8, 2724300), (9, 2421600), (10, 2179440), (12, 1816200), (15, 1452960), (16, 1362150), (18, 1210800), (20, 1089720), (24, 908100), (25, 871776), (27, 807200), (30, 726480), (32, 681075), (36, 605400), (40, 544860), (45, 484320), (48, 454050), (50, 435888), (54, 403600), (60, 363240), (72, 302700), (75, 290592), (80, 272430), (90, 242160), (96, 227025), (100, 217944), (108, 201800), (120, 181620), (135, 161440), (144, 151350), (150, 145296), (160, 136215), (180, 121080), (200, 108972), (216, 100900), (225, 96864), (240, 90810), (270, 80720), (288, 75675), (300, 72648), (360, 60540), (400, 54486), (432, 50450), (450, 48432), (480, 45405), (540, 40360), (600, 36324), (675, 32288), (720, 30270), (800, 27243), (864, 25225), (900, 24216), (1009, 21600), (1080, 20180), (1200, 18162), (1350, 16144), (1440, 15135), (1800, 12108), (2018, 10800), (2160, 10090), (2400, 9081), (2700, 8072), (3027, 7200), (3600, 6054), (4036, 5400), (4320, 5045)]