128771104

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4751}}^1$

素因数の和:4790

約数の個数: 72

約数和(自身を含む): 318536064

約数和(自身を除く): 189764960

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 847, 968, 1232, 1694, 1936, 2464, 3388, 3872, 4751, 6776, 9502, 13552, 19004, 27104, 33257, 38008, 52261, 66514, 76016, 104522, 133028, 152032, 209044, 266056, 365827, 418088, 532112, 574871, 731654, 836176, 1064224, 1149742, 1463308, 1672352, 2299484, 2926616, 4024097, 4598968, 5853232, 8048194, 9197936, 11706464, 16096388, 18395872, 32192776, 64385552, 128771104]

約数ペア:

[(1, 128771104), (2, 64385552), (4, 32192776), (7, 18395872), (8, 16096388), (11, 11706464), (14, 9197936), (16, 8048194), (22, 5853232), (28, 4598968), (32, 4024097), (44, 2926616), (56, 2299484), (77, 1672352), (88, 1463308), (112, 1149742), (121, 1064224), (154, 836176), (176, 731654), (224, 574871), (242, 532112), (308, 418088), (352, 365827), (484, 266056), (616, 209044), (847, 152032), (968, 133028), (1232, 104522), (1694, 76016), (1936, 66514), (2464, 52261), (3388, 38008), (3872, 33257), (4751, 27104), (6776, 19004), (9502, 13552)]