1280087.00000000

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{242101}}^1$

素因数の和:242117

約数の個数: 40

約数和(自身を含む): 180123888

約数和(自身を除く): 122019648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 242101, 484202, 726303, 968404, 1210505, 1452606, 1936808, 2421010, 2905212, 3631515, 3873616, 4842020, 5810424, 7263030, 9684040, 11620848, 14526060, 19368080, 29052120, 58104240]

約数ペア:

[(1, 58104240), (2, 29052120), (3, 19368080), (4, 14526060), (5, 11620848), (6, 9684040), (8, 7263030), (10, 5810424), (12, 4842020), (15, 3873616), (16, 3631515), (20, 2905212), (24, 2421010), (30, 1936808), (40, 1452606), (48, 1210505), (60, 968404), (80, 726303), (120, 484202), (240, 242101)]