81885120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{85297}}^1$

素因数の和:85317

約数の個数: 56

約数和(自身を含む): 259988304

約数和(自身を除く): 178103184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 85297, 170594, 255891, 341188, 426485, 511782, 682376, 852970, 1023564, 1279455, 1364752, 1705940, 2047128, 2558910, 2729504, 3411880, 4094256, 5117820, 5459008, 6823760, 8188512, 10235640, 13647520, 16377024, 20471280, 27295040, 40942560, 81885120]

約数ペア:

[(1, 81885120), (2, 40942560), (3, 27295040), (4, 20471280), (5, 16377024), (6, 13647520), (8, 10235640), (10, 8188512), (12, 6823760), (15, 5459008), (16, 5117820), (20, 4094256), (24, 3411880), (30, 2729504), (32, 2558910), (40, 2047128), (48, 1705940), (60, 1364752), (64, 1279455), (80, 1023564), (96, 852970), (120, 682376), (160, 511782), (192, 426485), (240, 341188), (320, 255891), (480, 170594), (960, 85297)]