78728640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{82009}}^1$

素因数の和:82029

約数の個数: 56

約数和(自身を含む): 249966480

約数和(自身を除く): 171237840

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, 82009, 164018, 246027, 328036, 410045, 492054, 656072, 820090, 984108, 1230135, 1312144, 1640180, 1968216, 2460270, 2624288, 3280360, 3936432, 4920540, 5248576, 6560720, 7872864, 9841080, 13121440, 15745728, 19682160, 26242880, 39364320, 78728640]

約数ペア:

[(1, 78728640), (2, 39364320), (3, 26242880), (4, 19682160), (5, 15745728), (6, 13121440), (8, 9841080), (10, 7872864), (12, 6560720), (15, 5248576), (16, 4920540), (20, 3936432), (24, 3280360), (30, 2624288), (32, 2460270), (40, 1968216), (48, 1640180), (60, 1312144), (64, 1230135), (80, 984108), (96, 820090), (120, 656072), (160, 492054), (192, 410045), (240, 328036), (320, 246027), (480, 164018), (960, 82009)]