129121680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2731}}^1$

素因数の和:2944

約数の個数: 80

約数和(自身を含む): 402456384

約数和(自身を除く): 273334704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2731, 2955, 3152, 3940, 4728, 5462, 5910, 7880, 8193, 9456, 10924, 11820, 13655, 15760, 16386, 21848, 23640, 27310, 32772, 40965, 43696, 47280, 54620, 65544, 81930, 109240, 131088, 163860, 218480, 327720, 538007, 655440, 1076014, 1614021, 2152028, 2690035, 3228042, 4304056, 5380070, 6456084, 8070105, 8608112, 10760140, 12912168, 16140210, 21520280, 25824336, 32280420, 43040560, 64560840, 129121680]

約数ペア:

[(1, 129121680), (2, 64560840), (3, 43040560), (4, 32280420), (5, 25824336), (6, 21520280), (8, 16140210), (10, 12912168), (12, 10760140), (15, 8608112), (16, 8070105), (20, 6456084), (24, 5380070), (30, 4304056), (40, 3228042), (48, 2690035), (60, 2152028), (80, 1614021), (120, 1076014), (197, 655440), (240, 538007), (394, 327720), (591, 218480), (788, 163860), (985, 131088), (1182, 109240), (1576, 81930), (1970, 65544), (2364, 54620), (2731, 47280), (2955, 43696), (3152, 40965), (3940, 32772), (4728, 27310), (5462, 23640), (5910, 21848), (7880, 16386), (8193, 15760), (9456, 13655), (10924, 11820)]