199390016

素因数分解:

$2^6\times 7^3\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:357

約数の個数: 112

約数和(自身を含む): 477926400

約数和(自身を除く): 278536384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 196, 217, 224, 248, 293, 343, 392, 434, 448, 496, 586, 686, 784, 868, 992, 1172, 1372, 1519, 1568, 1736, 1984, 2051, 2344, 2744, 3038, 3136, 3472, 4102, 4688, 5488, 6076, 6944, 8204, 9083, 9376, 10633, 10976, 12152, 13888, 14357, 16408, 18166, 18752, 21266, 21952, 24304, 28714, 32816, 36332, 42532, 48608, 57428, 63581, 65632, 72664, 85064, 97216, 100499, 114856, 127162, 131264, 145328, 170128, 200998, 229712, 254324, 290656, 340256, 401996, 445067, 459424, 508648, 581312, 680512, 803992, 890134, 918848, 1017296, 1607984, 1780268, 2034592, 3115469, 3215968, 3560536, 4069184, 6230938, 6431936, 7121072, 12461876, 14242144, 24923752, 28484288, 49847504, 99695008, 199390016]

約数ペア:

[(1, 199390016), (2, 99695008), (4, 49847504), (7, 28484288), (8, 24923752), (14, 14242144), (16, 12461876), (28, 7121072), (31, 6431936), (32, 6230938), (49, 4069184), (56, 3560536), (62, 3215968), (64, 3115469), (98, 2034592), (112, 1780268), (124, 1607984), (196, 1017296), (217, 918848), (224, 890134), (248, 803992), (293, 680512), (343, 581312), (392, 508648), (434, 459424), (448, 445067), (496, 401996), (586, 340256), (686, 290656), (784, 254324), (868, 229712), (992, 200998), (1172, 170128), (1372, 145328), (1519, 131264), (1568, 127162), (1736, 114856), (1984, 100499), (2051, 97216), (2344, 85064), (2744, 72664), (3038, 65632), (3136, 63581), (3472, 57428), (4102, 48608), (4688, 42532), (5488, 36332), (6076, 32816), (6944, 28714), (8204, 24304), (9083, 21952), (9376, 21266), (10633, 18752), (10976, 18166), (12152, 16408), (13888, 14357)]