128044928

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:667

約数の個数: 64

約数和(自身を含む): 280247040

約数和(自身を除く): 152202112

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 211, 352, 422, 431, 704, 844, 862, 1408, 1688, 1724, 2321, 3376, 3448, 4642, 4741, 6752, 6896, 9284, 9482, 13504, 13792, 18568, 18964, 27008, 27584, 37136, 37928, 55168, 74272, 75856, 90941, 148544, 151712, 181882, 297088, 303424, 363764, 606848, 727528, 1000351, 1455056, 2000702, 2910112, 4001404, 5820224, 8002808, 11640448, 16005616, 32011232, 64022464, 128044928]

約数ペア:

[(1, 128044928), (2, 64022464), (4, 32011232), (8, 16005616), (11, 11640448), (16, 8002808), (22, 5820224), (32, 4001404), (44, 2910112), (64, 2000702), (88, 1455056), (128, 1000351), (176, 727528), (211, 606848), (352, 363764), (422, 303424), (431, 297088), (704, 181882), (844, 151712), (862, 148544), (1408, 90941), (1688, 75856), (1724, 74272), (2321, 55168), (3376, 37928), (3448, 37136), (4642, 27584), (4741, 27008), (6752, 18964), (6896, 18568), (9284, 13792), (9482, 13504)]