168542820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5231}}^1$

素因数の和:5425

約数の個数: 72

約数和(自身を含む): 514200960

約数和(自身を除く): 345658140

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, 895, 1074, 1611, 1790, 2148, 2685, 3222, 3580, 5231, 5370, 6444, 8055, 10462, 10740, 15693, 16110, 20924, 26155, 31386, 32220, 47079, 52310, 62772, 78465, 94158, 104620, 156930, 188316, 235395, 313860, 470790, 936349, 941580, 1872698, 2809047, 3745396, 4681745, 5618094, 8427141, 9363490, 11236188, 14045235, 16854282, 18726980, 28090470, 33708564, 42135705, 56180940, 84271410, 168542820]

約数ペア:

[(1, 168542820), (2, 84271410), (3, 56180940), (4, 42135705), (5, 33708564), (6, 28090470), (9, 18726980), (10, 16854282), (12, 14045235), (15, 11236188), (18, 9363490), (20, 8427141), (30, 5618094), (36, 4681745), (45, 3745396), (60, 2809047), (90, 1872698), (179, 941580), (180, 936349), (358, 470790), (537, 313860), (716, 235395), (895, 188316), (1074, 156930), (1611, 104620), (1790, 94158), (2148, 78465), (2685, 62772), (3222, 52310), (3580, 47079), (5231, 32220), (5370, 31386), (6444, 26155), (8055, 20924), (10462, 16110), (10740, 15693)]