127616640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{66467}}^1$

素因数の和:66489

約数の個数: 64

約数和(自身を含む): 406784160

約数和(自身を除く): 279167520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 66467, 132934, 199401, 265868, 332335, 398802, 531736, 664670, 797604, 997005, 1063472, 1329340, 1595208, 1994010, 2126944, 2658680, 3190416, 3988020, 4253888, 5317360, 6380832, 7976040, 8507776, 10634720, 12761664, 15952080, 21269440, 25523328, 31904160, 42538880, 63808320, 127616640]

約数ペア:

[(1, 127616640), (2, 63808320), (3, 42538880), (4, 31904160), (5, 25523328), (6, 21269440), (8, 15952080), (10, 12761664), (12, 10634720), (15, 8507776), (16, 7976040), (20, 6380832), (24, 5317360), (30, 4253888), (32, 3988020), (40, 3190416), (48, 2658680), (60, 2126944), (64, 1994010), (80, 1595208), (96, 1329340), (120, 1063472), (128, 997005), (160, 797604), (192, 664670), (240, 531736), (320, 398802), (384, 332335), (480, 265868), (640, 199401), (960, 132934), (1920, 66467)]