243128800

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{2393}}^1$

素因数の和:2540

約数の個数: 72

約数和(自身を含む): 598461696

約数和(自身を除く): 355332896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 127, 160, 200, 254, 400, 508, 635, 800, 1016, 1270, 2032, 2393, 2540, 3175, 4064, 4786, 5080, 6350, 9572, 10160, 11965, 12700, 19144, 20320, 23930, 25400, 38288, 47860, 50800, 59825, 76576, 95720, 101600, 119650, 191440, 239300, 303911, 382880, 478600, 607822, 957200, 1215644, 1519555, 1914400, 2431288, 3039110, 4862576, 6078220, 7597775, 9725152, 12156440, 15195550, 24312880, 30391100, 48625760, 60782200, 121564400, 243128800]

約数ペア:

[(1, 243128800), (2, 121564400), (4, 60782200), (5, 48625760), (8, 30391100), (10, 24312880), (16, 15195550), (20, 12156440), (25, 9725152), (32, 7597775), (40, 6078220), (50, 4862576), (80, 3039110), (100, 2431288), (127, 1914400), (160, 1519555), (200, 1215644), (254, 957200), (400, 607822), (508, 478600), (635, 382880), (800, 303911), (1016, 239300), (1270, 191440), (2032, 119650), (2393, 101600), (2540, 95720), (3175, 76576), (4064, 59825), (4786, 50800), (5080, 47860), (6350, 38288), (9572, 25400), (10160, 23930), (11965, 20320), (12700, 19144)]