217171440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{301627}}^1$

素因数の和:301646

約数の個数: 60

約数和(自身を含む): 729336504

約数和(自身を除く): 512165064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 301627, 603254, 904881, 1206508, 1508135, 1809762, 2413016, 2714643, 3016270, 3619524, 4524405, 4826032, 5429286, 6032540, 7239048, 9048810, 10858572, 12065080, 13573215, 14478096, 18097620, 21717144, 24130160, 27146430, 36195240, 43434288, 54292860, 72390480, 108585720, 217171440]

約数ペア:

[(1, 217171440), (2, 108585720), (3, 72390480), (4, 54292860), (5, 43434288), (6, 36195240), (8, 27146430), (9, 24130160), (10, 21717144), (12, 18097620), (15, 14478096), (16, 13573215), (18, 12065080), (20, 10858572), (24, 9048810), (30, 7239048), (36, 6032540), (40, 5429286), (45, 4826032), (48, 4524405), (60, 3619524), (72, 3016270), (80, 2714643), (90, 2413016), (120, 1809762), (144, 1508135), (180, 1206508), (240, 904881), (360, 603254), (720, 301627)]