211089480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{251297}}^1$

素因数の和:251318

約数の個数: 64

約数和(自身を含む): 723738240

約数和(自身を除く): 512648760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 251297, 502594, 753891, 1005188, 1256485, 1507782, 1759079, 2010376, 2512970, 3015564, 3518158, 3769455, 5025940, 5277237, 6031128, 7036316, 7538910, 8795395, 10051880, 10554474, 14072632, 15077820, 17590790, 21108948, 26386185, 30155640, 35181580, 42217896, 52772370, 70363160, 105544740, 211089480]

約数ペア:

[(1, 211089480), (2, 105544740), (3, 70363160), (4, 52772370), (5, 42217896), (6, 35181580), (7, 30155640), (8, 26386185), (10, 21108948), (12, 17590790), (14, 15077820), (15, 14072632), (20, 10554474), (21, 10051880), (24, 8795395), (28, 7538910), (30, 7036316), (35, 6031128), (40, 5277237), (42, 5025940), (56, 3769455), (60, 3518158), (70, 3015564), (84, 2512970), (105, 2010376), (120, 1759079), (140, 1507782), (168, 1256485), (210, 1005188), (280, 753891), (420, 502594), (840, 251297)]