15511507260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{664589}}^1$

素因数の和:664990

約数の個数: 48

約数和(自身を含む): 43543936800

約数和(自身を除く): 28032429540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1556, 1945, 2334, 3890, 4668, 5835, 7780, 11670, 23340, 664589, 1329178, 1993767, 2658356, 3322945, 3987534, 6645890, 7975068, 9968835, 13291780, 19937670, 39875340, 258525121, 517050242, 775575363, 1034100484, 1292625605, 1551150726, 2585251210, 3102301452, 3877876815, 5170502420, 7755753630, 15511507260]

約数ペア:

[(1, 15511507260), (2, 7755753630), (3, 5170502420), (4, 3877876815), (5, 3102301452), (6, 2585251210), (10, 1551150726), (12, 1292625605), (15, 1034100484), (20, 775575363), (30, 517050242), (60, 258525121), (389, 39875340), (778, 19937670), (1167, 13291780), (1556, 9968835), (1945, 7975068), (2334, 6645890), (3890, 3987534), (4668, 3322945), (5835, 2658356), (7780, 1993767), (11670, 1329178), (23340, 664589)]