87771960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{509}}^1$

素因数の和:1005

約数の個数: 96

約数和(自身を含む): 286416000

約数和(自身を除く): 198644040

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, 479, 509, 958, 1018, 1437, 1527, 1916, 2036, 2395, 2545, 2874, 3054, 3832, 4072, 4311, 4581, 4790, 5090, 5748, 6108, 7185, 7635, 8622, 9162, 9580, 10180, 11496, 12216, 14370, 15270, 17244, 18324, 19160, 20360, 21555, 22905, 28740, 30540, 34488, 36648, 43110, 45810, 57480, 61080, 86220, 91620, 172440, 183240, 243811, 487622, 731433, 975244, 1219055, 1462866, 1950488, 2194299, 2438110, 2925732, 3657165, 4388598, 4876220, 5851464, 7314330, 8777196, 9752440, 10971495, 14628660, 17554392, 21942990, 29257320, 43885980, 87771960]

約数ペア:

[(1, 87771960), (2, 43885980), (3, 29257320), (4, 21942990), (5, 17554392), (6, 14628660), (8, 10971495), (9, 9752440), (10, 8777196), (12, 7314330), (15, 5851464), (18, 4876220), (20, 4388598), (24, 3657165), (30, 2925732), (36, 2438110), (40, 2194299), (45, 1950488), (60, 1462866), (72, 1219055), (90, 975244), (120, 731433), (180, 487622), (360, 243811), (479, 183240), (509, 172440), (958, 91620), (1018, 86220), (1437, 61080), (1527, 57480), (1916, 45810), (2036, 43110), (2395, 36648), (2545, 34488), (2874, 30540), (3054, 28740), (3832, 22905), (4072, 21555), (4311, 20360), (4581, 19160), (4790, 18324), (5090, 17244), (5748, 15270), (6108, 14370), (7185, 12216), (7635, 11496), (8622, 10180), (9162, 9580)]