201921480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{560893}}^1$

素因数の和:560910

約数の個数: 48

約数和(自身を含む): 656245980

約数和(自身を除く): 454324500

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, 560893, 1121786, 1682679, 2243572, 2804465, 3365358, 4487144, 5048037, 5608930, 6730716, 8413395, 10096074, 11217860, 13461432, 16826790, 20192148, 22435720, 25240185, 33653580, 40384296, 50480370, 67307160, 100960740, 201921480]

約数ペア:

[(1, 201921480), (2, 100960740), (3, 67307160), (4, 50480370), (5, 40384296), (6, 33653580), (8, 25240185), (9, 22435720), (10, 20192148), (12, 16826790), (15, 13461432), (18, 11217860), (20, 10096074), (24, 8413395), (30, 6730716), (36, 5608930), (40, 5048037), (45, 4487144), (60, 3365358), (72, 2804465), (90, 2243572), (120, 1682679), (180, 1121786), (360, 560893)]