20985600

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{1093}}^1$

素因数の和:1122

約数の個数: 108

約数和(自身を含む): 69320216

約数和(自身を除く): 48334616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 600, 640, 768, 800, 960, 1093, 1200, 1280, 1600, 1920, 2186, 2400, 3200, 3279, 3840, 4372, 4800, 5465, 6400, 6558, 8744, 9600, 10930, 13116, 16395, 17488, 19200, 21860, 26232, 27325, 32790, 34976, 43720, 52464, 54650, 65580, 69952, 81975, 87440, 104928, 109300, 131160, 139904, 163950, 174880, 209856, 218600, 262320, 279808, 327900, 349760, 419712, 437200, 524640, 655800, 699520, 839424, 874400, 1049280, 1311600, 1399040, 1748800, 2098560, 2623200, 3497600, 4197120, 5246400, 6995200, 10492800, 20985600]

約数ペア:

[(1, 20985600), (2, 10492800), (3, 6995200), (4, 5246400), (5, 4197120), (6, 3497600), (8, 2623200), (10, 2098560), (12, 1748800), (15, 1399040), (16, 1311600), (20, 1049280), (24, 874400), (25, 839424), (30, 699520), (32, 655800), (40, 524640), (48, 437200), (50, 419712), (60, 349760), (64, 327900), (75, 279808), (80, 262320), (96, 218600), (100, 209856), (120, 174880), (128, 163950), (150, 139904), (160, 131160), (192, 109300), (200, 104928), (240, 87440), (256, 81975), (300, 69952), (320, 65580), (384, 54650), (400, 52464), (480, 43720), (600, 34976), (640, 32790), (768, 27325), (800, 26232), (960, 21860), (1093, 19200), (1200, 17488), (1280, 16395), (1600, 13116), (1920, 10930), (2186, 9600), (2400, 8744), (3200, 6558), (3279, 6400), (3840, 5465), (4372, 4800)]