217728800

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{2143}}^1$

素因数の和:2290

約数の個数: 72

約数和(自身を含む): 535965696

約数和(自身を除く): 318236896

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, 2143, 2540, 3175, 4064, 4286, 5080, 6350, 8572, 10160, 10715, 12700, 17144, 20320, 21430, 25400, 34288, 42860, 50800, 53575, 68576, 85720, 101600, 107150, 171440, 214300, 272161, 342880, 428600, 544322, 857200, 1088644, 1360805, 1714400, 2177288, 2721610, 4354576, 5443220, 6804025, 8709152, 10886440, 13608050, 21772880, 27216100, 43545760, 54432200, 108864400, 217728800]

約数ペア:

[(1, 217728800), (2, 108864400), (4, 54432200), (5, 43545760), (8, 27216100), (10, 21772880), (16, 13608050), (20, 10886440), (25, 8709152), (32, 6804025), (40, 5443220), (50, 4354576), (80, 2721610), (100, 2177288), (127, 1714400), (160, 1360805), (200, 1088644), (254, 857200), (400, 544322), (508, 428600), (635, 342880), (800, 272161), (1016, 214300), (1270, 171440), (2032, 107150), (2143, 101600), (2540, 85720), (3175, 68576), (4064, 53575), (4286, 50800), (5080, 42860), (6350, 34288), (8572, 25400), (10160, 21430), (10715, 20320), (12700, 17144)]