51272880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213637}}^1$

素因数の和:213653

約数の個数: 40

約数和(自身を含む): 158946672

約数和(自身を除く): 107673792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213637, 427274, 640911, 854548, 1068185, 1281822, 1709096, 2136370, 2563644, 3204555, 3418192, 4272740, 5127288, 6409110, 8545480, 10254576, 12818220, 17090960, 25636440, 51272880]

約数ペア:

[(1, 51272880), (2, 25636440), (3, 17090960), (4, 12818220), (5, 10254576), (6, 8545480), (8, 6409110), (10, 5127288), (12, 4272740), (15, 3418192), (16, 3204555), (20, 2563644), (24, 2136370), (30, 1709096), (40, 1281822), (48, 1068185), (60, 854548), (80, 640911), (120, 427274), (240, 213637)]