68047280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17359}}^1$

素因数の和:17386

約数の個数: 60

約数和(自身を含む): 184050720

約数和(自身を除く): 116003440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 17359, 34718, 69436, 86795, 121513, 138872, 173590, 243026, 277744, 347180, 486052, 607565, 694360, 850591, 972104, 1215130, 1388720, 1701182, 1944208, 2430260, 3402364, 4252955, 4860520, 6804728, 8505910, 9721040, 13609456, 17011820, 34023640, 68047280]

約数ペア:

[(1, 68047280), (2, 34023640), (4, 17011820), (5, 13609456), (7, 9721040), (8, 8505910), (10, 6804728), (14, 4860520), (16, 4252955), (20, 3402364), (28, 2430260), (35, 1944208), (40, 1701182), (49, 1388720), (56, 1215130), (70, 972104), (80, 850591), (98, 694360), (112, 607565), (140, 486052), (196, 347180), (245, 277744), (280, 243026), (392, 173590), (490, 138872), (560, 121513), (784, 86795), (980, 69436), (1960, 34718), (3920, 17359)]