7921440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{5501}}^1$

素因数の和:5522

約数の個数: 72

約数和(自身を含む): 27036828

約数和(自身を除く): 19115388

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 5501, 11002, 16503, 22004, 27505, 33006, 44008, 49509, 55010, 66012, 82515, 88016, 99018, 110020, 132024, 165030, 176032, 198036, 220040, 247545, 264048, 330060, 396072, 440080, 495090, 528096, 660120, 792144, 880160, 990180, 1320240, 1584288, 1980360, 2640480, 3960720, 7921440]

約数ペア:

[(1, 7921440), (2, 3960720), (3, 2640480), (4, 1980360), (5, 1584288), (6, 1320240), (8, 990180), (9, 880160), (10, 792144), (12, 660120), (15, 528096), (16, 495090), (18, 440080), (20, 396072), (24, 330060), (30, 264048), (32, 247545), (36, 220040), (40, 198036), (45, 176032), (48, 165030), (60, 132024), (72, 110020), (80, 99018), (90, 88016), (96, 82515), (120, 66012), (144, 55010), (160, 49509), (180, 44008), (240, 33006), (288, 27505), (360, 22004), (480, 16503), (720, 11002), (1440, 5501)]