77680188

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^2\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 72

約数和(自身を含む): 206715600

約数和(自身を除く): 129035412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 389, 516, 774, 778, 1161, 1167, 1548, 1556, 1849, 2322, 2334, 3501, 3698, 4644, 4668, 5547, 7002, 7396, 10503, 11094, 14004, 16641, 16727, 21006, 22188, 33282, 33454, 42012, 49923, 50181, 66564, 66908, 99846, 100362, 150543, 199692, 200724, 301086, 451629, 602172, 719261, 903258, 1438522, 1806516, 2157783, 2877044, 4315566, 6473349, 8631132, 12946698, 19420047, 25893396, 38840094, 77680188]

約数ペア:

[(1, 77680188), (2, 38840094), (3, 25893396), (4, 19420047), (6, 12946698), (9, 8631132), (12, 6473349), (18, 4315566), (27, 2877044), (36, 2157783), (43, 1806516), (54, 1438522), (86, 903258), (108, 719261), (129, 602172), (172, 451629), (258, 301086), (387, 200724), (389, 199692), (516, 150543), (774, 100362), (778, 99846), (1161, 66908), (1167, 66564), (1548, 50181), (1556, 49923), (1849, 42012), (2322, 33454), (2334, 33282), (3501, 22188), (3698, 21006), (4644, 16727), (4668, 16641), (5547, 14004), (7002, 11094), (7396, 10503)]