131147820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5737}}^1$

素因数の和:5879

約数の個数: 72

約数和(自身を含む): 401017344

約数和(自身を除く): 269869524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 3810, 4572, 5715, 5737, 7620, 11430, 11474, 17211, 22860, 22948, 28685, 34422, 51633, 57370, 68844, 86055, 103266, 114740, 172110, 206532, 258165, 344220, 516330, 728599, 1032660, 1457198, 2185797, 2914396, 3642995, 4371594, 6557391, 7285990, 8743188, 10928985, 13114782, 14571980, 21857970, 26229564, 32786955, 43715940, 65573910, 131147820]

約数ペア:

[(1, 131147820), (2, 65573910), (3, 43715940), (4, 32786955), (5, 26229564), (6, 21857970), (9, 14571980), (10, 13114782), (12, 10928985), (15, 8743188), (18, 7285990), (20, 6557391), (30, 4371594), (36, 3642995), (45, 2914396), (60, 2185797), (90, 1457198), (127, 1032660), (180, 728599), (254, 516330), (381, 344220), (508, 258165), (635, 206532), (762, 172110), (1143, 114740), (1270, 103266), (1524, 86055), (1905, 68844), (2286, 57370), (2540, 51633), (3810, 34422), (4572, 28685), (5715, 22948), (5737, 22860), (7620, 17211), (11430, 11474)]