140792320

素因数分解:

$2^9\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1279}}^1$

素因数の和:1345

約数の個数: 80

約数和(自身を含む): 345692160

約数和(自身を除く): 204899840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 512, 640, 688, 860, 1279, 1280, 1376, 1720, 2558, 2560, 2752, 3440, 5116, 5504, 6395, 6880, 10232, 11008, 12790, 13760, 20464, 22016, 25580, 27520, 40928, 51160, 54997, 55040, 81856, 102320, 109994, 110080, 163712, 204640, 219988, 274985, 327424, 409280, 439976, 549970, 654848, 818560, 879952, 1099940, 1637120, 1759904, 2199880, 3274240, 3519808, 4399760, 7039616, 8799520, 14079232, 17599040, 28158464, 35198080, 70396160, 140792320]

約数ペア:

[(1, 140792320), (2, 70396160), (4, 35198080), (5, 28158464), (8, 17599040), (10, 14079232), (16, 8799520), (20, 7039616), (32, 4399760), (40, 3519808), (43, 3274240), (64, 2199880), (80, 1759904), (86, 1637120), (128, 1099940), (160, 879952), (172, 818560), (215, 654848), (256, 549970), (320, 439976), (344, 409280), (430, 327424), (512, 274985), (640, 219988), (688, 204640), (860, 163712), (1279, 110080), (1280, 109994), (1376, 102320), (1720, 81856), (2558, 55040), (2560, 54997), (2752, 51160), (3440, 40928), (5116, 27520), (5504, 25580), (6395, 22016), (6880, 20464), (10232, 13760), (11008, 12790)]