313802720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25471}}^1$

素因数の和:25504

約数の個数: 96

約数和(自身を含む): 924327936

約数和(自身を除く): 610525216

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 12320, 25471, 50942, 101884, 127355, 178297, 203768, 254710, 280181, 356594, 407536, 509420, 560362, 713188, 815072, 891485, 1018840, 1120724, 1400905, 1426376, 1782970, 1961267, 2037680, 2241448, 2801810, 2852752, 3565940, 3922534, 4075360, 4482896, 5603620, 5705504, 7131880, 7845068, 8965792, 9806335, 11207240, 14263760, 15690136, 19612670, 22414480, 28527520, 31380272, 39225340, 44828960, 62760544, 78450680, 156901360, 313802720]

約数ペア:

[(1, 313802720), (2, 156901360), (4, 78450680), (5, 62760544), (7, 44828960), (8, 39225340), (10, 31380272), (11, 28527520), (14, 22414480), (16, 19612670), (20, 15690136), (22, 14263760), (28, 11207240), (32, 9806335), (35, 8965792), (40, 7845068), (44, 7131880), (55, 5705504), (56, 5603620), (70, 4482896), (77, 4075360), (80, 3922534), (88, 3565940), (110, 2852752), (112, 2801810), (140, 2241448), (154, 2037680), (160, 1961267), (176, 1782970), (220, 1426376), (224, 1400905), (280, 1120724), (308, 1018840), (352, 891485), (385, 815072), (440, 713188), (560, 560362), (616, 509420), (770, 407536), (880, 356594), (1120, 280181), (1232, 254710), (1540, 203768), (1760, 178297), (2464, 127355), (3080, 101884), (6160, 50942), (12320, 25471)]