220257720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{611827}}^1$

素因数の和:611844

約数の個数: 48

約数和(自身を含む): 715838760

約数和(自身を除く): 495581040

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, 611827, 1223654, 1835481, 2447308, 3059135, 3670962, 4894616, 5506443, 6118270, 7341924, 9177405, 11012886, 12236540, 14683848, 18354810, 22025772, 24473080, 27532215, 36709620, 44051544, 55064430, 73419240, 110128860, 220257720]

約数ペア:

[(1, 220257720), (2, 110128860), (3, 73419240), (4, 55064430), (5, 44051544), (6, 36709620), (8, 27532215), (9, 24473080), (10, 22025772), (12, 18354810), (15, 14683848), (18, 12236540), (20, 11012886), (24, 9177405), (30, 7341924), (36, 6118270), (40, 5506443), (45, 4894616), (60, 3670962), (72, 3059135), (90, 2447308), (120, 1835481), (180, 1223654), (360, 611827)]