127474760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2311}}^1$

素因数の和:2526

約数の個数: 64

約数和(自身を含む): 329598720

約数和(自身を除く): 202123960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 280, 394, 788, 985, 1379, 1576, 1970, 2311, 2758, 3940, 4622, 5516, 6895, 7880, 9244, 11032, 11555, 13790, 16177, 18488, 23110, 27580, 32354, 46220, 55160, 64708, 80885, 92440, 129416, 161770, 323540, 455267, 647080, 910534, 1821068, 2276335, 3186869, 3642136, 4552670, 6373738, 9105340, 12747476, 15934345, 18210680, 25494952, 31868690, 63737380, 127474760]

約数ペア:

[(1, 127474760), (2, 63737380), (4, 31868690), (5, 25494952), (7, 18210680), (8, 15934345), (10, 12747476), (14, 9105340), (20, 6373738), (28, 4552670), (35, 3642136), (40, 3186869), (56, 2276335), (70, 1821068), (140, 910534), (197, 647080), (280, 455267), (394, 323540), (788, 161770), (985, 129416), (1379, 92440), (1576, 80885), (1970, 64708), (2311, 55160), (2758, 46220), (3940, 32354), (4622, 27580), (5516, 23110), (6895, 18488), (7880, 16177), (9244, 13790), (11032, 11555)]