31458456

素因数分解:

$2^3\times 3^4\times {\mathrm{43}}^1\times {\mathrm{1129}}^1$

素因数の和:1190

約数の個数: 80

約数和(自身を含む): 90241800

約数和(自身を除く): 58783344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 81, 86, 108, 129, 162, 172, 216, 258, 324, 344, 387, 516, 648, 774, 1032, 1129, 1161, 1548, 2258, 2322, 3096, 3387, 3483, 4516, 4644, 6774, 6966, 9032, 9288, 10161, 13548, 13932, 20322, 27096, 27864, 30483, 40644, 48547, 60966, 81288, 91449, 97094, 121932, 145641, 182898, 194188, 243864, 291282, 365796, 388376, 436923, 582564, 731592, 873846, 1165128, 1310769, 1747692, 2621538, 3495384, 3932307, 5243076, 7864614, 10486152, 15729228, 31458456]

約数ペア:

[(1, 31458456), (2, 15729228), (3, 10486152), (4, 7864614), (6, 5243076), (8, 3932307), (9, 3495384), (12, 2621538), (18, 1747692), (24, 1310769), (27, 1165128), (36, 873846), (43, 731592), (54, 582564), (72, 436923), (81, 388376), (86, 365796), (108, 291282), (129, 243864), (162, 194188), (172, 182898), (216, 145641), (258, 121932), (324, 97094), (344, 91449), (387, 81288), (516, 60966), (648, 48547), (774, 40644), (1032, 30483), (1129, 27864), (1161, 27096), (1548, 20322), (2258, 13932), (2322, 13548), (3096, 10161), (3387, 9288), (3483, 9032), (4516, 6966), (4644, 6774)]