71791080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13913}}^1$

素因数の和:13970

約数の個数: 64

約数和(自身を含む): 220397760

約数和(自身を除く): 148606680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 13913, 27826, 41739, 55652, 69565, 83478, 111304, 139130, 166956, 208695, 278260, 333912, 417390, 556520, 598259, 834780, 1196518, 1669560, 1794777, 2393036, 2991295, 3589554, 4786072, 5982590, 7179108, 8973885, 11965180, 14358216, 17947770, 23930360, 35895540, 71791080]

約数ペア:

[(1, 71791080), (2, 35895540), (3, 23930360), (4, 17947770), (5, 14358216), (6, 11965180), (8, 8973885), (10, 7179108), (12, 5982590), (15, 4786072), (20, 3589554), (24, 2991295), (30, 2393036), (40, 1794777), (43, 1669560), (60, 1196518), (86, 834780), (120, 598259), (129, 556520), (172, 417390), (215, 333912), (258, 278260), (344, 208695), (430, 166956), (516, 139130), (645, 111304), (860, 83478), (1032, 69565), (1290, 55652), (1720, 41739), (2580, 27826), (5160, 13913)]