78741468

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{541}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 215438496

約数和(自身を除く): 136697028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 311, 468, 541, 622, 933, 1082, 1244, 1623, 1866, 2164, 2799, 3246, 3732, 4043, 4869, 5598, 6492, 7033, 8086, 9738, 11196, 12129, 14066, 16172, 19476, 21099, 24258, 28132, 36387, 42198, 48516, 63297, 72774, 84396, 126594, 145548, 168251, 253188, 336502, 504753, 673004, 1009506, 1514259, 2019012, 2187263, 3028518, 4374526, 6057036, 6561789, 8749052, 13123578, 19685367, 26247156, 39370734, 78741468]

約数ペア:

[(1, 78741468), (2, 39370734), (3, 26247156), (4, 19685367), (6, 13123578), (9, 8749052), (12, 6561789), (13, 6057036), (18, 4374526), (26, 3028518), (36, 2187263), (39, 2019012), (52, 1514259), (78, 1009506), (117, 673004), (156, 504753), (234, 336502), (311, 253188), (468, 168251), (541, 145548), (622, 126594), (933, 84396), (1082, 72774), (1244, 63297), (1623, 48516), (1866, 42198), (2164, 36387), (2799, 28132), (3246, 24258), (3732, 21099), (4043, 19476), (4869, 16172), (5598, 14066), (6492, 12129), (7033, 11196), (8086, 9738)]