128013768

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^2\times {\mathrm{3361}}^1$

素因数の和:3419

約数の個数: 72

約数和(自身を含む): 362541270

約数和(自身を除く): 234527502

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 529, 552, 828, 1058, 1587, 1656, 2116, 3174, 3361, 4232, 4761, 6348, 6722, 9522, 10083, 12696, 13444, 19044, 20166, 26888, 30249, 38088, 40332, 60498, 77303, 80664, 120996, 154606, 231909, 241992, 309212, 463818, 618424, 695727, 927636, 1391454, 1777969, 1855272, 2782908, 3555938, 5333907, 5565816, 7111876, 10667814, 14223752, 16001721, 21335628, 32003442, 42671256, 64006884, 128013768]

約数ペア:

[(1, 128013768), (2, 64006884), (3, 42671256), (4, 32003442), (6, 21335628), (8, 16001721), (9, 14223752), (12, 10667814), (18, 7111876), (23, 5565816), (24, 5333907), (36, 3555938), (46, 2782908), (69, 1855272), (72, 1777969), (92, 1391454), (138, 927636), (184, 695727), (207, 618424), (276, 463818), (414, 309212), (529, 241992), (552, 231909), (828, 154606), (1058, 120996), (1587, 80664), (1656, 77303), (2116, 60498), (3174, 40332), (3361, 38088), (4232, 30249), (4761, 26888), (6348, 20166), (6722, 19044), (9522, 13444), (10083, 12696)]