31487370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1559

約数の個数: 64

約数和(自身を含む): 81751680

約数和(自身を除く): 50264310

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 37, 38, 57, 74, 95, 111, 114, 185, 190, 222, 285, 370, 555, 570, 703, 1110, 1406, 1493, 2109, 2986, 3515, 4218, 4479, 7030, 7465, 8958, 10545, 14930, 21090, 22395, 28367, 44790, 55241, 56734, 85101, 110482, 141835, 165723, 170202, 276205, 283670, 331446, 425505, 552410, 828615, 851010, 1049579, 1657230, 2099158, 3148737, 5247895, 6297474, 10495790, 15743685, 31487370]

約数ペア:

[(1, 31487370), (2, 15743685), (3, 10495790), (5, 6297474), (6, 5247895), (10, 3148737), (15, 2099158), (19, 1657230), (30, 1049579), (37, 851010), (38, 828615), (57, 552410), (74, 425505), (95, 331446), (111, 283670), (114, 276205), (185, 170202), (190, 165723), (222, 141835), (285, 110482), (370, 85101), (555, 56734), (570, 55241), (703, 44790), (1110, 28367), (1406, 22395), (1493, 21090), (2109, 14930), (2986, 10545), (3515, 8958), (4218, 7465), (4479, 7030)]