128978208

素因数分解:

$2^5\times 3^2\times {\mathrm{447841}}^1$

素因数の和:447857

約数の個数: 36

約数和(自身を含む): 366782598

約数和(自身を除く): 237804390

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 447841, 895682, 1343523, 1791364, 2687046, 3582728, 4030569, 5374092, 7165456, 8061138, 10748184, 14330912, 16122276, 21496368, 32244552, 42992736, 64489104, 128978208]

約数ペア:

[(1, 128978208), (2, 64489104), (3, 42992736), (4, 32244552), (6, 21496368), (8, 16122276), (9, 14330912), (12, 10748184), (16, 8061138), (18, 7165456), (24, 5374092), (32, 4030569), (36, 3582728), (48, 2687046), (72, 1791364), (96, 1343523), (144, 895682), (288, 447841)]