1621440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{563}}^1$

素因数の和:586

約数の個数: 84

約数和(自身を含む): 5586984

約数和(自身を除く): 3965544

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, 288, 320, 360, 480, 563, 576, 720, 960, 1126, 1440, 1689, 2252, 2815, 2880, 3378, 4504, 5067, 5630, 6756, 8445, 9008, 10134, 11260, 13512, 16890, 18016, 20268, 22520, 25335, 27024, 33780, 36032, 40536, 45040, 50670, 54048, 67560, 81072, 90080, 101340, 108096, 135120, 162144, 180160, 202680, 270240, 324288, 405360, 540480, 810720, 1621440]

約数ペア:

[(1, 1621440), (2, 810720), (3, 540480), (4, 405360), (5, 324288), (6, 270240), (8, 202680), (9, 180160), (10, 162144), (12, 135120), (15, 108096), (16, 101340), (18, 90080), (20, 81072), (24, 67560), (30, 54048), (32, 50670), (36, 45040), (40, 40536), (45, 36032), (48, 33780), (60, 27024), (64, 25335), (72, 22520), (80, 20268), (90, 18016), (96, 16890), (120, 13512), (144, 11260), (160, 10134), (180, 9008), (192, 8445), (240, 6756), (288, 5630), (320, 5067), (360, 4504), (480, 3378), (563, 2880), (576, 2815), (720, 2252), (960, 1689), (1126, 1440)]