128440576

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2683}}^1$

素因数の和:2727

約数の個数: 72

約数和(自身を含む): 296249184

約数和(自身を除く): 167808608

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 128, 136, 176, 187, 256, 272, 352, 374, 544, 704, 748, 1088, 1408, 1496, 2176, 2683, 2816, 2992, 4352, 5366, 5984, 10732, 11968, 21464, 23936, 29513, 42928, 45611, 47872, 59026, 85856, 91222, 118052, 171712, 182444, 236104, 343424, 364888, 472208, 501721, 686848, 729776, 944416, 1003442, 1459552, 1888832, 2006884, 2919104, 3777664, 4013768, 5838208, 7555328, 8027536, 11676416, 16055072, 32110144, 64220288, 128440576]

約数ペア:

[(1, 128440576), (2, 64220288), (4, 32110144), (8, 16055072), (11, 11676416), (16, 8027536), (17, 7555328), (22, 5838208), (32, 4013768), (34, 3777664), (44, 2919104), (64, 2006884), (68, 1888832), (88, 1459552), (128, 1003442), (136, 944416), (176, 729776), (187, 686848), (256, 501721), (272, 472208), (352, 364888), (374, 343424), (544, 236104), (704, 182444), (748, 171712), (1088, 118052), (1408, 91222), (1496, 85856), (2176, 59026), (2683, 47872), (2816, 45611), (2992, 42928), (4352, 29513), (5366, 23936), (5984, 21464), (10732, 11968)]