172457234120

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{439}}^1\times {\mathrm{25913}}^1$

素因数の和:26742

約数の個数: 64

約数和(自身を含む): 389953872000

約数和(自身を除く): 217496637880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 439, 758, 878, 1516, 1756, 1895, 2195, 3032, 3512, 3790, 4390, 7580, 8780, 15160, 17560, 25913, 51826, 103652, 129565, 166381, 207304, 259130, 332762, 518260, 665524, 831905, 1036520, 1331048, 1663810, 3327620, 6655240, 9821027, 11375807, 19642054, 22751614, 39284108, 45503228, 49105135, 56879035, 78568216, 91006456, 98210270, 113758070, 196420540, 227516140, 392841080, 455032280, 4311430853, 8622861706, 17245723412, 21557154265, 34491446824, 43114308530, 86228617060, 172457234120]

約数ペア:

[(1, 172457234120), (2, 86228617060), (4, 43114308530), (5, 34491446824), (8, 21557154265), (10, 17245723412), (20, 8622861706), (40, 4311430853), (379, 455032280), (439, 392841080), (758, 227516140), (878, 196420540), (1516, 113758070), (1756, 98210270), (1895, 91006456), (2195, 78568216), (3032, 56879035), (3512, 49105135), (3790, 45503228), (4390, 39284108), (7580, 22751614), (8780, 19642054), (15160, 11375807), (17560, 9821027), (25913, 6655240), (51826, 3327620), (103652, 1663810), (129565, 1331048), (166381, 1036520), (207304, 831905), (259130, 665524), (332762, 518260)]