243886320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{338731}}^1$

素因数の和:338750

約数の個数: 60

約数和(自身を含む): 819053976

約数和(自身を除く): 575167656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 338731, 677462, 1016193, 1354924, 1693655, 2032386, 2709848, 3048579, 3387310, 4064772, 5080965, 5419696, 6097158, 6774620, 8129544, 10161930, 12194316, 13549240, 15242895, 16259088, 20323860, 24388632, 27098480, 30485790, 40647720, 48777264, 60971580, 81295440, 121943160, 243886320]

約数ペア:

[(1, 243886320), (2, 121943160), (3, 81295440), (4, 60971580), (5, 48777264), (6, 40647720), (8, 30485790), (9, 27098480), (10, 24388632), (12, 20323860), (15, 16259088), (16, 15242895), (18, 13549240), (20, 12194316), (24, 10161930), (30, 8129544), (36, 6774620), (40, 6097158), (45, 5419696), (48, 5080965), (60, 4064772), (72, 3387310), (80, 3048579), (90, 2709848), (120, 2032386), (144, 1693655), (180, 1354924), (240, 1016193), (360, 677462), (720, 338731)]