77280804

素因数分解:

$2^2\times 3^5\times {\mathrm{43}}^3$

素因数の和:148

約数の個数: 72

約数和(自身を含む): 207407200

約数和(自身を除く): 130126396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 81, 86, 108, 129, 162, 172, 243, 258, 324, 387, 486, 516, 774, 972, 1161, 1548, 1849, 2322, 3483, 3698, 4644, 5547, 6966, 7396, 10449, 11094, 13932, 16641, 20898, 22188, 33282, 41796, 49923, 66564, 79507, 99846, 149769, 159014, 199692, 238521, 299538, 318028, 449307, 477042, 599076, 715563, 898614, 954084, 1431126, 1797228, 2146689, 2862252, 4293378, 6440067, 8586756, 12880134, 19320201, 25760268, 38640402, 77280804]

約数ペア:

[(1, 77280804), (2, 38640402), (3, 25760268), (4, 19320201), (6, 12880134), (9, 8586756), (12, 6440067), (18, 4293378), (27, 2862252), (36, 2146689), (43, 1797228), (54, 1431126), (81, 954084), (86, 898614), (108, 715563), (129, 599076), (162, 477042), (172, 449307), (243, 318028), (258, 299538), (324, 238521), (387, 199692), (486, 159014), (516, 149769), (774, 99846), (972, 79507), (1161, 66564), (1548, 49923), (1849, 41796), (2322, 33282), (3483, 22188), (3698, 20898), (4644, 16641), (5547, 13932), (6966, 11094), (7396, 10449)]