207936400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{103}}^2$

素因数の和:238

約数の個数: 135

約数和(自身を含む): 586826001

約数和(自身を除く): 378889601

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 103, 112, 140, 175, 196, 200, 206, 245, 280, 350, 392, 400, 412, 490, 515, 560, 700, 721, 784, 824, 980, 1030, 1225, 1400, 1442, 1648, 1960, 2060, 2450, 2575, 2800, 2884, 3605, 3920, 4120, 4900, 5047, 5150, 5768, 7210, 8240, 9800, 10094, 10300, 10609, 11536, 14420, 18025, 19600, 20188, 20600, 21218, 25235, 28840, 36050, 40376, 41200, 42436, 50470, 53045, 57680, 72100, 74263, 80752, 84872, 100940, 106090, 126175, 144200, 148526, 169744, 201880, 212180, 252350, 265225, 288400, 297052, 371315, 403760, 424360, 504700, 519841, 530450, 594104, 742630, 848720, 1009400, 1039682, 1060900, 1188208, 1485260, 1856575, 2018800, 2079364, 2121800, 2599205, 2970520, 3713150, 4158728, 4243600, 5198410, 5941040, 7426300, 8317456, 10396820, 12996025, 14852600, 20793640, 25992050, 29705200, 41587280, 51984100, 103968200, 207936400]

約数ペア:

[(1, 207936400), (2, 103968200), (4, 51984100), (5, 41587280), (7, 29705200), (8, 25992050), (10, 20793640), (14, 14852600), (16, 12996025), (20, 10396820), (25, 8317456), (28, 7426300), (35, 5941040), (40, 5198410), (49, 4243600), (50, 4158728), (56, 3713150), (70, 2970520), (80, 2599205), (98, 2121800), (100, 2079364), (103, 2018800), (112, 1856575), (140, 1485260), (175, 1188208), (196, 1060900), (200, 1039682), (206, 1009400), (245, 848720), (280, 742630), (350, 594104), (392, 530450), (400, 519841), (412, 504700), (490, 424360), (515, 403760), (560, 371315), (700, 297052), (721, 288400), (784, 265225), (824, 252350), (980, 212180), (1030, 201880), (1225, 169744), (1400, 148526), (1442, 144200), (1648, 126175), (1960, 106090), (2060, 100940), (2450, 84872), (2575, 80752), (2800, 74263), (2884, 72100), (3605, 57680), (3920, 53045), (4120, 50470), (4900, 42436), (5047, 41200), (5150, 40376), (5768, 36050), (7210, 28840), (8240, 25235), (9800, 21218), (10094, 20600), (10300, 20188), (10609, 19600), (11536, 18025)]