168542360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{85991}}^1$

素因数の和:86016

約数の個数: 48

約数和(自身を含む): 441138960

約数和(自身を除く): 272596600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 85991, 171982, 343964, 429955, 601937, 687928, 859910, 1203874, 1719820, 2407748, 3009685, 3439640, 4213559, 4815496, 6019370, 8427118, 12038740, 16854236, 21067795, 24077480, 33708472, 42135590, 84271180, 168542360]

約数ペア:

[(1, 168542360), (2, 84271180), (4, 42135590), (5, 33708472), (7, 24077480), (8, 21067795), (10, 16854236), (14, 12038740), (20, 8427118), (28, 6019370), (35, 4815496), (40, 4213559), (49, 3439640), (56, 3009685), (70, 2407748), (98, 1719820), (140, 1203874), (196, 859910), (245, 687928), (280, 601937), (392, 429955), (490, 343964), (980, 171982), (1960, 85991)]