197646400

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{2521}}^1$

素因数の和:2557

約数の個数: 126

約数和(自身を含む): 565959498

約数和(自身を除く): 368313098

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1600, 1960, 2240, 2450, 2521, 2800, 3136, 3920, 4900, 5042, 5600, 7840, 9800, 10084, 11200, 12605, 15680, 17647, 19600, 20168, 25210, 35294, 39200, 40336, 50420, 63025, 70588, 78400, 80672, 88235, 100840, 123529, 126050, 141176, 161344, 176470, 201680, 247058, 252100, 282352, 352940, 403360, 441175, 494116, 504200, 564704, 617645, 705880, 806720, 882350, 988232, 1008400, 1129408, 1235290, 1411760, 1764700, 1976464, 2016800, 2470580, 2823520, 3088225, 3529400, 3952928, 4033600, 4941160, 5647040, 6176450, 7058800, 7905856, 9882320, 12352900, 14117600, 19764640, 24705800, 28235200, 39529280, 49411600, 98823200, 197646400]

約数ペア:

[(1, 197646400), (2, 98823200), (4, 49411600), (5, 39529280), (7, 28235200), (8, 24705800), (10, 19764640), (14, 14117600), (16, 12352900), (20, 9882320), (25, 7905856), (28, 7058800), (32, 6176450), (35, 5647040), (40, 4941160), (49, 4033600), (50, 3952928), (56, 3529400), (64, 3088225), (70, 2823520), (80, 2470580), (98, 2016800), (100, 1976464), (112, 1764700), (140, 1411760), (160, 1235290), (175, 1129408), (196, 1008400), (200, 988232), (224, 882350), (245, 806720), (280, 705880), (320, 617645), (350, 564704), (392, 504200), (400, 494116), (448, 441175), (490, 403360), (560, 352940), (700, 282352), (784, 252100), (800, 247058), (980, 201680), (1120, 176470), (1225, 161344), (1400, 141176), (1568, 126050), (1600, 123529), (1960, 100840), (2240, 88235), (2450, 80672), (2521, 78400), (2800, 70588), (3136, 63025), (3920, 50420), (4900, 40336), (5042, 39200), (5600, 35294), (7840, 25210), (9800, 20168), (10084, 19600), (11200, 17647), (12605, 15680)]