20995200

素因数分解:

$2^7\times 3^8\times 5^2$

素因数の和:48

約数の個数: 216

約数和(自身を含む): 77793105

約数和(自身を除く): 56797905

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, 64, 72, 75, 80, 81, 90, 96, 100, 108, 120, 128, 135, 144, 150, 160, 162, 180, 192, 200, 216, 225, 240, 243, 270, 288, 300, 320, 324, 360, 384, 400, 405, 432, 450, 480, 486, 540, 576, 600, 640, 648, 675, 720, 729, 800, 810, 864, 900, 960, 972, 1080, 1152, 1200, 1215, 1296, 1350, 1440, 1458, 1600, 1620, 1728, 1800, 1920, 1944, 2025, 2160, 2187, 2400, 2430, 2592, 2700, 2880, 2916, 3200, 3240, 3456, 3600, 3645, 3888, 4050, 4320, 4374, 4800, 4860, 5184, 5400, 5760, 5832, 6075, 6480, 6561, 7200, 7290, 7776, 8100, 8640, 8748, 9600, 9720, 10368, 10800, 10935, 11664, 12150, 12960, 13122, 14400, 14580, 15552, 16200, 17280, 17496, 18225, 19440, 21600, 21870, 23328, 24300, 25920, 26244, 28800, 29160, 31104, 32400, 32805, 34992, 36450, 38880, 43200, 43740, 46656, 48600, 51840, 52488, 54675, 58320, 64800, 65610, 69984, 72900, 77760, 86400, 87480, 93312, 97200, 104976, 109350, 116640, 129600, 131220, 139968, 145800, 155520, 164025, 174960, 194400, 209952, 218700, 233280, 259200, 262440, 279936, 291600, 328050, 349920, 388800, 419904, 437400, 466560, 524880, 583200, 656100, 699840, 777600, 839808, 874800, 1049760, 1166400, 1312200, 1399680, 1749600, 2099520, 2332800, 2624400, 3499200, 4199040, 5248800, 6998400, 10497600, 20995200]

約数ペア:

[(1, 20995200), (2, 10497600), (3, 6998400), (4, 5248800), (5, 4199040), (6, 3499200), (8, 2624400), (9, 2332800), (10, 2099520), (12, 1749600), (15, 1399680), (16, 1312200), (18, 1166400), (20, 1049760), (24, 874800), (25, 839808), (27, 777600), (30, 699840), (32, 656100), (36, 583200), (40, 524880), (45, 466560), (48, 437400), (50, 419904), (54, 388800), (60, 349920), (64, 328050), (72, 291600), (75, 279936), (80, 262440), (81, 259200), (90, 233280), (96, 218700), (100, 209952), (108, 194400), (120, 174960), (128, 164025), (135, 155520), (144, 145800), (150, 139968), (160, 131220), (162, 129600), (180, 116640), (192, 109350), (200, 104976), (216, 97200), (225, 93312), (240, 87480), (243, 86400), (270, 77760), (288, 72900), (300, 69984), (320, 65610), (324, 64800), (360, 58320), (384, 54675), (400, 52488), (405, 51840), (432, 48600), (450, 46656), (480, 43740), (486, 43200), (540, 38880), (576, 36450), (600, 34992), (640, 32805), (648, 32400), (675, 31104), (720, 29160), (729, 28800), (800, 26244), (810, 25920), (864, 24300), (900, 23328), (960, 21870), (972, 21600), (1080, 19440), (1152, 18225), (1200, 17496), (1215, 17280), (1296, 16200), (1350, 15552), (1440, 14580), (1458, 14400), (1600, 13122), (1620, 12960), (1728, 12150), (1800, 11664), (1920, 10935), (1944, 10800), (2025, 10368), (2160, 9720), (2187, 9600), (2400, 8748), (2430, 8640), (2592, 8100), (2700, 7776), (2880, 7290), (2916, 7200), (3200, 6561), (3240, 6480), (3456, 6075), (3600, 5832), (3645, 5760), (3888, 5400), (4050, 5184), (4320, 4860), (4374, 4800)]