348902720

素因数分解:

$2^6\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5479}}^1$

素因数の和:5695

約数の個数: 56

約数和(自身を含む): 835152000

約数和(自身を除く): 486249280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 320, 398, 796, 995, 1592, 1990, 3184, 3980, 5479, 6368, 7960, 10958, 12736, 15920, 21916, 27395, 31840, 43832, 54790, 63680, 87664, 109580, 175328, 219160, 350656, 438320, 876640, 1090321, 1753280, 2180642, 4361284, 5451605, 8722568, 10903210, 17445136, 21806420, 34890272, 43612840, 69780544, 87225680, 174451360, 348902720]

約数ペア:

[(1, 348902720), (2, 174451360), (4, 87225680), (5, 69780544), (8, 43612840), (10, 34890272), (16, 21806420), (20, 17445136), (32, 10903210), (40, 8722568), (64, 5451605), (80, 4361284), (160, 2180642), (199, 1753280), (320, 1090321), (398, 876640), (796, 438320), (995, 350656), (1592, 219160), (1990, 175328), (3184, 109580), (3980, 87664), (5479, 63680), (6368, 54790), (7960, 43832), (10958, 31840), (12736, 27395), (15920, 21916)]