28389387720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{899537}}^1$

素因数の和:899814

約数の個数: 64

約数和(自身を含む): 85492091520

約数和(自身を除く): 57102703800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 789, 1052, 1315, 1578, 2104, 2630, 3156, 3945, 5260, 6312, 7890, 10520, 15780, 31560, 899537, 1799074, 2698611, 3598148, 4497685, 5397222, 7196296, 8995370, 10794444, 13493055, 17990740, 21588888, 26986110, 35981480, 53972220, 107944440, 236578231, 473156462, 709734693, 946312924, 1182891155, 1419469386, 1892625848, 2365782310, 2838938772, 3548673465, 4731564620, 5677877544, 7097346930, 9463129240, 14194693860, 28389387720]

約数ペア:

[(1, 28389387720), (2, 14194693860), (3, 9463129240), (4, 7097346930), (5, 5677877544), (6, 4731564620), (8, 3548673465), (10, 2838938772), (12, 2365782310), (15, 1892625848), (20, 1419469386), (24, 1182891155), (30, 946312924), (40, 709734693), (60, 473156462), (120, 236578231), (263, 107944440), (526, 53972220), (789, 35981480), (1052, 26986110), (1315, 21588888), (1578, 17990740), (2104, 13493055), (2630, 10794444), (3156, 8995370), (3945, 7196296), (5260, 5397222), (6312, 4497685), (7890, 3598148), (10520, 2698611), (15780, 1799074), (31560, 899537)]