490257720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1361827}}^1$

素因数の和:1361844

約数の個数: 48

約数和(自身を含む): 1593338760

約数和(自身を除く): 1103081040

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, 1361827, 2723654, 4085481, 5447308, 6809135, 8170962, 10894616, 12256443, 13618270, 16341924, 20427405, 24512886, 27236540, 32683848, 40854810, 49025772, 54473080, 61282215, 81709620, 98051544, 122564430, 163419240, 245128860, 490257720]

約数ペア:

[(1, 490257720), (2, 245128860), (3, 163419240), (4, 122564430), (5, 98051544), (6, 81709620), (8, 61282215), (9, 54473080), (10, 49025772), (12, 40854810), (15, 32683848), (18, 27236540), (20, 24512886), (24, 20427405), (30, 16341924), (36, 13618270), (40, 12256443), (45, 10894616), (60, 8170962), (72, 6809135), (90, 5447308), (120, 4085481), (180, 2723654), (360, 1361827)]