128567205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 259459200

約数和(自身を除く): 130891995

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 43, 45, 57, 65, 95, 117, 129, 171, 195, 215, 247, 269, 285, 387, 559, 585, 645, 741, 807, 817, 855, 1235, 1345, 1677, 1935, 2223, 2421, 2451, 2795, 3497, 3705, 4035, 4085, 5031, 5111, 7353, 8385, 10491, 10621, 11115, 11567, 12105, 12255, 15333, 17485, 25155, 25555, 31473, 31863, 34701, 36765, 45999, 52455, 53105, 57835, 66443, 76665, 95589, 104103, 150371, 157365, 159315, 173505, 199329, 219773, 229995, 332215, 451113, 477945, 520515, 597987, 659319, 751855, 996645, 1098865, 1353339, 1977957, 2255565, 2857049, 2989935, 3296595, 6766695, 8571147, 9889785, 14285245, 25713441, 42855735, 128567205]

約数ペア:

[(1, 128567205), (3, 42855735), (5, 25713441), (9, 14285245), (13, 9889785), (15, 8571147), (19, 6766695), (39, 3296595), (43, 2989935), (45, 2857049), (57, 2255565), (65, 1977957), (95, 1353339), (117, 1098865), (129, 996645), (171, 751855), (195, 659319), (215, 597987), (247, 520515), (269, 477945), (285, 451113), (387, 332215), (559, 229995), (585, 219773), (645, 199329), (741, 173505), (807, 159315), (817, 157365), (855, 150371), (1235, 104103), (1345, 95589), (1677, 76665), (1935, 66443), (2223, 57835), (2421, 53105), (2451, 52455), (2795, 45999), (3497, 36765), (3705, 34701), (4035, 31863), (4085, 31473), (5031, 25555), (5111, 25155), (7353, 17485), (8385, 15333), (10491, 12255), (10621, 12105), (11115, 11567)]