131239260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5741}}^1$

素因数の和:5883

約数の個数: 72

約数和(自身を含む): 401296896

約数和(自身を除く): 270057636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 3810, 4572, 5715, 5741, 7620, 11430, 11482, 17223, 22860, 22964, 28705, 34446, 51669, 57410, 68892, 86115, 103338, 114820, 172230, 206676, 258345, 344460, 516690, 729107, 1033380, 1458214, 2187321, 2916428, 3645535, 4374642, 6561963, 7291070, 8749284, 10936605, 13123926, 14582140, 21873210, 26247852, 32809815, 43746420, 65619630, 131239260]

約数ペア:

[(1, 131239260), (2, 65619630), (3, 43746420), (4, 32809815), (5, 26247852), (6, 21873210), (9, 14582140), (10, 13123926), (12, 10936605), (15, 8749284), (18, 7291070), (20, 6561963), (30, 4374642), (36, 3645535), (45, 2916428), (60, 2187321), (90, 1458214), (127, 1033380), (180, 729107), (254, 516690), (381, 344460), (508, 258345), (635, 206676), (762, 172230), (1143, 114820), (1270, 103338), (1524, 86115), (1905, 68892), (2286, 57410), (2540, 51669), (3810, 34446), (4572, 28705), (5715, 22964), (5741, 22860), (7620, 17223), (11430, 11482)]