285194896

素因数分解:

$2^4\times 7^3\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:517

約数の個数: 80

約数和(自身を含む): 650454400

約数和(自身を除く): 365259504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 157, 196, 314, 331, 343, 392, 628, 662, 686, 784, 1099, 1256, 1324, 1372, 2198, 2317, 2512, 2648, 2744, 4396, 4634, 5296, 5488, 7693, 8792, 9268, 15386, 16219, 17584, 18536, 30772, 32438, 37072, 51967, 53851, 61544, 64876, 103934, 107702, 113533, 123088, 129752, 207868, 215404, 227066, 259504, 363769, 415736, 430808, 454132, 727538, 831472, 861616, 908264, 1455076, 1816528, 2546383, 2910152, 5092766, 5820304, 10185532, 17824681, 20371064, 35649362, 40742128, 71298724, 142597448, 285194896]

約数ペア:

[(1, 285194896), (2, 142597448), (4, 71298724), (7, 40742128), (8, 35649362), (14, 20371064), (16, 17824681), (28, 10185532), (49, 5820304), (56, 5092766), (98, 2910152), (112, 2546383), (157, 1816528), (196, 1455076), (314, 908264), (331, 861616), (343, 831472), (392, 727538), (628, 454132), (662, 430808), (686, 415736), (784, 363769), (1099, 259504), (1256, 227066), (1324, 215404), (1372, 207868), (2198, 129752), (2317, 123088), (2512, 113533), (2648, 107702), (2744, 103934), (4396, 64876), (4634, 61544), (5296, 53851), (5488, 51967), (7693, 37072), (8792, 32438), (9268, 30772), (15386, 18536), (16219, 17584)]