140874880

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5119}}^1$

素因数の和:5181

約数の個数: 64

約数和(自身を含む): 344678400

約数和(自身を除く): 203803520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 2752, 3440, 5119, 5504, 6880, 10238, 13760, 20476, 25595, 27520, 40952, 51190, 81904, 102380, 163808, 204760, 220117, 327616, 409520, 440234, 655232, 819040, 880468, 1100585, 1638080, 1760936, 2201170, 3276160, 3521872, 4402340, 7043744, 8804680, 14087488, 17609360, 28174976, 35218720, 70437440, 140874880]

約数ペア:

[(1, 140874880), (2, 70437440), (4, 35218720), (5, 28174976), (8, 17609360), (10, 14087488), (16, 8804680), (20, 7043744), (32, 4402340), (40, 3521872), (43, 3276160), (64, 2201170), (80, 1760936), (86, 1638080), (128, 1100585), (160, 880468), (172, 819040), (215, 655232), (320, 440234), (344, 409520), (430, 327616), (640, 220117), (688, 204760), (860, 163808), (1376, 102380), (1720, 81904), (2752, 51190), (3440, 40952), (5119, 27520), (5504, 25595), (6880, 20476), (10238, 13760)]