255909080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{1201}}^1$

素因数の和:1980

約数の個数: 64

約数和(自身を含む): 659465280

約数和(自身を除く): 403556200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 761, 1201, 1522, 2402, 3044, 3805, 4804, 5327, 6005, 6088, 7610, 8407, 9608, 10654, 12010, 15220, 16814, 21308, 24020, 26635, 30440, 33628, 42035, 42616, 48040, 53270, 67256, 84070, 106540, 168140, 213080, 336280, 913961, 1827922, 3655844, 4569805, 6397727, 7311688, 9139610, 12795454, 18279220, 25590908, 31988635, 36558440, 51181816, 63977270, 127954540, 255909080]

約数ペア:

[(1, 255909080), (2, 127954540), (4, 63977270), (5, 51181816), (7, 36558440), (8, 31988635), (10, 25590908), (14, 18279220), (20, 12795454), (28, 9139610), (35, 7311688), (40, 6397727), (56, 4569805), (70, 3655844), (140, 1827922), (280, 913961), (761, 336280), (1201, 213080), (1522, 168140), (2402, 106540), (3044, 84070), (3805, 67256), (4804, 53270), (5327, 48040), (6005, 42616), (6088, 42035), (7610, 33628), (8407, 30440), (9608, 26635), (10654, 24020), (12010, 21308), (15220, 16814)]