121638960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{168943}}^1$

素因数の和:168962

約数の個数: 60

約数和(自身を含む): 408506592

約数和(自身を除く): 286867632

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, 240, 360, 720, 168943, 337886, 506829, 675772, 844715, 1013658, 1351544, 1520487, 1689430, 2027316, 2534145, 2703088, 3040974, 3378860, 4054632, 5068290, 6081948, 6757720, 7602435, 8109264, 10136580, 12163896, 13515440, 15204870, 20273160, 24327792, 30409740, 40546320, 60819480, 121638960]

約数ペア:

[(1, 121638960), (2, 60819480), (3, 40546320), (4, 30409740), (5, 24327792), (6, 20273160), (8, 15204870), (9, 13515440), (10, 12163896), (12, 10136580), (15, 8109264), (16, 7602435), (18, 6757720), (20, 6081948), (24, 5068290), (30, 4054632), (36, 3378860), (40, 3040974), (45, 2703088), (48, 2534145), (60, 2027316), (72, 1689430), (80, 1520487), (90, 1351544), (120, 1013658), (144, 844715), (180, 675772), (240, 506829), (360, 337886), (720, 168943)]