168920856

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1399}}^1$

素因数の和:1470

約数の個数: 128

約数和(自身を含む): 517440000

約数和(自身を除く): 348519144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 43, 52, 54, 72, 78, 86, 104, 108, 117, 129, 156, 172, 216, 234, 258, 312, 344, 351, 387, 468, 516, 559, 702, 774, 936, 1032, 1118, 1161, 1399, 1404, 1548, 1677, 2236, 2322, 2798, 2808, 3096, 3354, 4197, 4472, 4644, 5031, 5596, 6708, 8394, 9288, 10062, 11192, 12591, 13416, 15093, 16788, 18187, 20124, 25182, 30186, 33576, 36374, 37773, 40248, 50364, 54561, 60157, 60372, 72748, 75546, 100728, 109122, 120314, 120744, 145496, 151092, 163683, 180471, 218244, 240628, 302184, 327366, 360942, 436488, 481256, 491049, 541413, 654732, 721884, 782041, 982098, 1082826, 1309464, 1443768, 1564082, 1624239, 1964196, 2165652, 2346123, 3128164, 3248478, 3928392, 4331304, 4692246, 6256328, 6496956, 7038369, 9384492, 12993912, 14076738, 18768984, 21115107, 28153476, 42230214, 56306952, 84460428, 168920856]

約数ペア:

[(1, 168920856), (2, 84460428), (3, 56306952), (4, 42230214), (6, 28153476), (8, 21115107), (9, 18768984), (12, 14076738), (13, 12993912), (18, 9384492), (24, 7038369), (26, 6496956), (27, 6256328), (36, 4692246), (39, 4331304), (43, 3928392), (52, 3248478), (54, 3128164), (72, 2346123), (78, 2165652), (86, 1964196), (104, 1624239), (108, 1564082), (117, 1443768), (129, 1309464), (156, 1082826), (172, 982098), (216, 782041), (234, 721884), (258, 654732), (312, 541413), (344, 491049), (351, 481256), (387, 436488), (468, 360942), (516, 327366), (559, 302184), (702, 240628), (774, 218244), (936, 180471), (1032, 163683), (1118, 151092), (1161, 145496), (1399, 120744), (1404, 120314), (1548, 109122), (1677, 100728), (2236, 75546), (2322, 72748), (2798, 60372), (2808, 60157), (3096, 54561), (3354, 50364), (4197, 40248), (4472, 37773), (4644, 36374), (5031, 33576), (5596, 30186), (6708, 25182), (8394, 20124), (9288, 18187), (10062, 16788), (11192, 15093), (12591, 13416)]