722880

素因数分解:

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

素因数の和:274

約数の個数: 84

約数和(自身を含む): 2496312

約数和(自身を除く): 1773432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 251, 288, 320, 360, 480, 502, 576, 720, 753, 960, 1004, 1255, 1440, 1506, 2008, 2259, 2510, 2880, 3012, 3765, 4016, 4518, 5020, 6024, 7530, 8032, 9036, 10040, 11295, 12048, 15060, 16064, 18072, 20080, 22590, 24096, 30120, 36144, 40160, 45180, 48192, 60240, 72288, 80320, 90360, 120480, 144576, 180720, 240960, 361440, 722880]

約数ペア:

[(1, 722880), (2, 361440), (3, 240960), (4, 180720), (5, 144576), (6, 120480), (8, 90360), (9, 80320), (10, 72288), (12, 60240), (15, 48192), (16, 45180), (18, 40160), (20, 36144), (24, 30120), (30, 24096), (32, 22590), (36, 20080), (40, 18072), (45, 16064), (48, 15060), (60, 12048), (64, 11295), (72, 10040), (80, 9036), (90, 8032), (96, 7530), (120, 6024), (144, 5020), (160, 4518), (180, 4016), (192, 3765), (240, 3012), (251, 2880), (288, 2510), (320, 2259), (360, 2008), (480, 1506), (502, 1440), (576, 1255), (720, 1004), (753, 960)]