168686080

素因数分解:

$2^9\times 5^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:657

約数の個数: 80

約数和(自身を含む): 408348864

約数和(自身を除く): 239662784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 503, 512, 524, 640, 655, 1006, 1048, 1280, 1310, 2012, 2096, 2515, 2560, 2620, 4024, 4192, 5030, 5240, 8048, 8384, 10060, 10480, 16096, 16768, 20120, 20960, 32192, 33536, 40240, 41920, 64384, 65893, 67072, 80480, 83840, 128768, 131786, 160960, 167680, 257536, 263572, 321920, 329465, 335360, 527144, 643840, 658930, 1054288, 1287680, 1317860, 2108576, 2635720, 4217152, 5271440, 8434304, 10542880, 16868608, 21085760, 33737216, 42171520, 84343040, 168686080]

約数ペア:

[(1, 168686080), (2, 84343040), (4, 42171520), (5, 33737216), (8, 21085760), (10, 16868608), (16, 10542880), (20, 8434304), (32, 5271440), (40, 4217152), (64, 2635720), (80, 2108576), (128, 1317860), (131, 1287680), (160, 1054288), (256, 658930), (262, 643840), (320, 527144), (503, 335360), (512, 329465), (524, 321920), (640, 263572), (655, 257536), (1006, 167680), (1048, 160960), (1280, 131786), (1310, 128768), (2012, 83840), (2096, 80480), (2515, 67072), (2560, 65893), (2620, 64384), (4024, 41920), (4192, 40240), (5030, 33536), (5240, 32192), (8048, 20960), (8384, 20120), (10060, 16768), (10480, 16096)]