78861996

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 205208640

約数和(自身を除く): 126346644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 107, 118, 177, 214, 236, 321, 347, 354, 428, 531, 642, 694, 708, 963, 1041, 1062, 1284, 1388, 1926, 2082, 2124, 3123, 3852, 4164, 6246, 6313, 12492, 12626, 18939, 20473, 25252, 37129, 37878, 40946, 56817, 61419, 74258, 75756, 81892, 111387, 113634, 122838, 148516, 184257, 222774, 227268, 245676, 334161, 368514, 445548, 668322, 737028, 1336644, 2190611, 4381222, 6571833, 8762444, 13143666, 19715499, 26287332, 39430998, 78861996]

約数ペア:

[(1, 78861996), (2, 39430998), (3, 26287332), (4, 19715499), (6, 13143666), (9, 8762444), (12, 6571833), (18, 4381222), (36, 2190611), (59, 1336644), (107, 737028), (118, 668322), (177, 445548), (214, 368514), (236, 334161), (321, 245676), (347, 227268), (354, 222774), (428, 184257), (531, 148516), (642, 122838), (694, 113634), (708, 111387), (963, 81892), (1041, 75756), (1062, 74258), (1284, 61419), (1388, 56817), (1926, 40946), (2082, 37878), (2124, 37129), (3123, 25252), (3852, 20473), (4164, 18939), (6246, 12626), (6313, 12492)]