240135120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1693}}^1$

素因数の和:1909

約数の個数: 120

約数和(自身を含む): 811026216

約数和(自身を除く): 570891096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 197, 240, 360, 394, 591, 720, 788, 985, 1182, 1576, 1693, 1773, 1970, 2364, 2955, 3152, 3386, 3546, 3940, 4728, 5079, 5910, 6772, 7092, 7880, 8465, 8865, 9456, 10158, 11820, 13544, 14184, 15237, 15760, 16930, 17730, 20316, 23640, 25395, 27088, 28368, 30474, 33860, 35460, 40632, 47280, 50790, 60948, 67720, 70920, 76185, 81264, 101580, 121896, 135440, 141840, 152370, 203160, 243792, 304740, 333521, 406320, 609480, 667042, 1000563, 1218960, 1334084, 1667605, 2001126, 2668168, 3001689, 3335210, 4002252, 5002815, 5336336, 6003378, 6670420, 8004504, 10005630, 12006756, 13340840, 15008445, 16009008, 20011260, 24013512, 26681680, 30016890, 40022520, 48027024, 60033780, 80045040, 120067560, 240135120]

約数ペア:

[(1, 240135120), (2, 120067560), (3, 80045040), (4, 60033780), (5, 48027024), (6, 40022520), (8, 30016890), (9, 26681680), (10, 24013512), (12, 20011260), (15, 16009008), (16, 15008445), (18, 13340840), (20, 12006756), (24, 10005630), (30, 8004504), (36, 6670420), (40, 6003378), (45, 5336336), (48, 5002815), (60, 4002252), (72, 3335210), (80, 3001689), (90, 2668168), (120, 2001126), (144, 1667605), (180, 1334084), (197, 1218960), (240, 1000563), (360, 667042), (394, 609480), (591, 406320), (720, 333521), (788, 304740), (985, 243792), (1182, 203160), (1576, 152370), (1693, 141840), (1773, 135440), (1970, 121896), (2364, 101580), (2955, 81264), (3152, 76185), (3386, 70920), (3546, 67720), (3940, 60948), (4728, 50790), (5079, 47280), (5910, 40632), (6772, 35460), (7092, 33860), (7880, 30474), (8465, 28368), (8865, 27088), (9456, 25395), (10158, 23640), (11820, 20316), (13544, 17730), (14184, 16930), (15237, 15760)]