279847168

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 582785280

約数和(自身を除く): 302938112

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 179, 197, 248, 256, 358, 394, 496, 716, 788, 992, 1432, 1576, 1984, 2864, 3152, 3968, 5549, 5728, 6107, 6304, 7936, 11098, 11456, 12214, 12608, 22196, 22912, 24428, 25216, 35263, 44392, 45824, 48856, 50432, 70526, 88784, 97712, 141052, 177568, 195424, 282104, 355136, 390848, 564208, 710272, 781696, 1093153, 1128416, 1420544, 1563392, 2186306, 2256832, 4372612, 4513664, 8745224, 9027328, 17490448, 34980896, 69961792, 139923584, 279847168]

約数ペア:

[(1, 279847168), (2, 139923584), (4, 69961792), (8, 34980896), (16, 17490448), (31, 9027328), (32, 8745224), (62, 4513664), (64, 4372612), (124, 2256832), (128, 2186306), (179, 1563392), (197, 1420544), (248, 1128416), (256, 1093153), (358, 781696), (394, 710272), (496, 564208), (716, 390848), (788, 355136), (992, 282104), (1432, 195424), (1576, 177568), (1984, 141052), (2864, 97712), (3152, 88784), (3968, 70526), (5549, 50432), (5728, 48856), (6107, 45824), (6304, 44392), (7936, 35263), (11098, 25216), (11456, 24428), (12214, 22912), (12608, 22196)]