1204800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{251}}^1$

素因数の和:276

約数の個数: 84

約数和(自身を含む): 3968496

約数和(自身を除く): 2763696

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, 150, 160, 192, 200, 240, 251, 300, 320, 400, 480, 502, 600, 753, 800, 960, 1004, 1200, 1255, 1506, 1600, 2008, 2400, 2510, 3012, 3765, 4016, 4800, 5020, 6024, 6275, 7530, 8032, 10040, 12048, 12550, 15060, 16064, 18825, 20080, 24096, 25100, 30120, 37650, 40160, 48192, 50200, 60240, 75300, 80320, 100400, 120480, 150600, 200800, 240960, 301200, 401600, 602400, 1204800]

約数ペア:

[(1, 1204800), (2, 602400), (3, 401600), (4, 301200), (5, 240960), (6, 200800), (8, 150600), (10, 120480), (12, 100400), (15, 80320), (16, 75300), (20, 60240), (24, 50200), (25, 48192), (30, 40160), (32, 37650), (40, 30120), (48, 25100), (50, 24096), (60, 20080), (64, 18825), (75, 16064), (80, 15060), (96, 12550), (100, 12048), (120, 10040), (150, 8032), (160, 7530), (192, 6275), (200, 6024), (240, 5020), (251, 4800), (300, 4016), (320, 3765), (400, 3012), (480, 2510), (502, 2400), (600, 2008), (753, 1600), (800, 1506), (960, 1255), (1004, 1200)]