128760448

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1259}}^1$

素因数の和:1337

約数の個数: 64

約数和(自身を含む): 277603200

約数和(自身を除く): 148842752

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 47, 64, 68, 94, 128, 136, 188, 272, 376, 544, 752, 799, 1088, 1259, 1504, 1598, 2176, 2518, 3008, 3196, 5036, 6016, 6392, 10072, 12784, 20144, 21403, 25568, 40288, 42806, 51136, 59173, 80576, 85612, 102272, 118346, 161152, 171224, 236692, 342448, 473384, 684896, 946768, 1005941, 1369792, 1893536, 2011882, 2739584, 3787072, 4023764, 7574144, 8047528, 16095056, 32190112, 64380224, 128760448]

約数ペア:

[(1, 128760448), (2, 64380224), (4, 32190112), (8, 16095056), (16, 8047528), (17, 7574144), (32, 4023764), (34, 3787072), (47, 2739584), (64, 2011882), (68, 1893536), (94, 1369792), (128, 1005941), (136, 946768), (188, 684896), (272, 473384), (376, 342448), (544, 236692), (752, 171224), (799, 161152), (1088, 118346), (1259, 102272), (1504, 85612), (1598, 80576), (2176, 59173), (2518, 51136), (3008, 42806), (3196, 40288), (5036, 25568), (6016, 21403), (6392, 20144), (10072, 12784)]