26645940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{827}}^1$

素因数の和:1021

約数の個数: 72

約数和(自身を含む): 81375840

約数和(自身を除く): 54729900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 827, 895, 1074, 1611, 1654, 1790, 2148, 2481, 2685, 3222, 3308, 3580, 4135, 4962, 5370, 6444, 7443, 8055, 8270, 9924, 10740, 12405, 14886, 16110, 16540, 24810, 29772, 32220, 37215, 49620, 74430, 148033, 148860, 296066, 444099, 592132, 740165, 888198, 1332297, 1480330, 1776396, 2220495, 2664594, 2960660, 4440990, 5329188, 6661485, 8881980, 13322970, 26645940]

約数ペア:

[(1, 26645940), (2, 13322970), (3, 8881980), (4, 6661485), (5, 5329188), (6, 4440990), (9, 2960660), (10, 2664594), (12, 2220495), (15, 1776396), (18, 1480330), (20, 1332297), (30, 888198), (36, 740165), (45, 592132), (60, 444099), (90, 296066), (179, 148860), (180, 148033), (358, 74430), (537, 49620), (716, 37215), (827, 32220), (895, 29772), (1074, 24810), (1611, 16540), (1654, 16110), (1790, 14886), (2148, 12405), (2481, 10740), (2685, 9924), (3222, 8270), (3308, 8055), (3580, 7443), (4135, 6444), (4962, 5370)]