254817720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{707827}}^1$

素因数の和:707844

約数の個数: 48

約数和(自身を含む): 828158760

約数和(自身を除く): 573341040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 707827, 1415654, 2123481, 2831308, 3539135, 4246962, 5662616, 6370443, 7078270, 8493924, 10617405, 12740886, 14156540, 16987848, 21234810, 25481772, 28313080, 31852215, 42469620, 50963544, 63704430, 84939240, 127408860, 254817720]

約数ペア:

[(1, 254817720), (2, 127408860), (3, 84939240), (4, 63704430), (5, 50963544), (6, 42469620), (8, 31852215), (9, 28313080), (10, 25481772), (12, 21234810), (15, 16987848), (18, 14156540), (20, 12740886), (24, 10617405), (30, 8493924), (36, 7078270), (40, 6370443), (45, 5662616), (60, 4246962), (72, 3539135), (90, 2831308), (120, 2123481), (180, 1415654), (360, 707827)]