219557600

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{2161}}^1$

素因数の和:2308

約数の個数: 72

約数和(自身を含む): 540465408

約数和(自身を除く): 320907808

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, 2161, 2540, 3175, 4064, 4322, 5080, 6350, 8644, 10160, 10805, 12700, 17288, 20320, 21610, 25400, 34576, 43220, 50800, 54025, 69152, 86440, 101600, 108050, 172880, 216100, 274447, 345760, 432200, 548894, 864400, 1097788, 1372235, 1728800, 2195576, 2744470, 4391152, 5488940, 6861175, 8782304, 10977880, 13722350, 21955760, 27444700, 43911520, 54889400, 109778800, 219557600]

約数ペア:

[(1, 219557600), (2, 109778800), (4, 54889400), (5, 43911520), (8, 27444700), (10, 21955760), (16, 13722350), (20, 10977880), (25, 8782304), (32, 6861175), (40, 5488940), (50, 4391152), (80, 2744470), (100, 2195576), (127, 1728800), (160, 1372235), (200, 1097788), (254, 864400), (400, 548894), (508, 432200), (635, 345760), (800, 274447), (1016, 216100), (1270, 172880), (2032, 108050), (2161, 101600), (2540, 86440), (3175, 69152), (4064, 54025), (4322, 50800), (5080, 43220), (6350, 34576), (8644, 25400), (10160, 21610), (10805, 20320), (12700, 17288)]