208860400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{769}}^1$

素因数の和:891

約数の個数: 120

約数和(自身を含む): 580136480

約数和(自身を除く): 371276080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 97, 100, 112, 140, 175, 194, 200, 280, 350, 388, 400, 485, 560, 679, 700, 769, 776, 970, 1358, 1400, 1538, 1552, 1940, 2425, 2716, 2800, 3076, 3395, 3845, 3880, 4850, 5383, 5432, 6152, 6790, 7690, 7760, 9700, 10766, 10864, 12304, 13580, 15380, 16975, 19225, 19400, 21532, 26915, 27160, 30760, 33950, 38450, 38800, 43064, 53830, 54320, 61520, 67900, 74593, 76900, 86128, 107660, 134575, 135800, 149186, 153800, 215320, 269150, 271600, 298372, 307600, 372965, 430640, 522151, 538300, 596744, 745930, 1044302, 1076600, 1193488, 1491860, 1864825, 2088604, 2153200, 2610755, 2983720, 3729650, 4177208, 5221510, 5967440, 7459300, 8354416, 10443020, 13053775, 14918600, 20886040, 26107550, 29837200, 41772080, 52215100, 104430200, 208860400]

約数ペア:

[(1, 208860400), (2, 104430200), (4, 52215100), (5, 41772080), (7, 29837200), (8, 26107550), (10, 20886040), (14, 14918600), (16, 13053775), (20, 10443020), (25, 8354416), (28, 7459300), (35, 5967440), (40, 5221510), (50, 4177208), (56, 3729650), (70, 2983720), (80, 2610755), (97, 2153200), (100, 2088604), (112, 1864825), (140, 1491860), (175, 1193488), (194, 1076600), (200, 1044302), (280, 745930), (350, 596744), (388, 538300), (400, 522151), (485, 430640), (560, 372965), (679, 307600), (700, 298372), (769, 271600), (776, 269150), (970, 215320), (1358, 153800), (1400, 149186), (1538, 135800), (1552, 134575), (1940, 107660), (2425, 86128), (2716, 76900), (2800, 74593), (3076, 67900), (3395, 61520), (3845, 54320), (3880, 53830), (4850, 43064), (5383, 38800), (5432, 38450), (6152, 33950), (6790, 30760), (7690, 27160), (7760, 26915), (9700, 21532), (10766, 19400), (10864, 19225), (12304, 16975), (13580, 15380)]