173120720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1051}}^1$

素因数の和:1164

約数の個数: 80

約数和(自身を含む): 422651520

約数和(自身を除く): 249530800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 71, 80, 116, 142, 145, 232, 284, 290, 355, 464, 568, 580, 710, 1051, 1136, 1160, 1420, 2059, 2102, 2320, 2840, 4118, 4204, 5255, 5680, 8236, 8408, 10295, 10510, 16472, 16816, 20590, 21020, 30479, 32944, 41180, 42040, 60958, 74621, 82360, 84080, 121916, 149242, 152395, 164720, 243832, 298484, 304790, 373105, 487664, 596968, 609580, 746210, 1193936, 1219160, 1492420, 2164009, 2438320, 2984840, 4328018, 5969680, 8656036, 10820045, 17312072, 21640090, 34624144, 43280180, 86560360, 173120720]

約数ペア:

[(1, 173120720), (2, 86560360), (4, 43280180), (5, 34624144), (8, 21640090), (10, 17312072), (16, 10820045), (20, 8656036), (29, 5969680), (40, 4328018), (58, 2984840), (71, 2438320), (80, 2164009), (116, 1492420), (142, 1219160), (145, 1193936), (232, 746210), (284, 609580), (290, 596968), (355, 487664), (464, 373105), (568, 304790), (580, 298484), (710, 243832), (1051, 164720), (1136, 152395), (1160, 149242), (1420, 121916), (2059, 84080), (2102, 82360), (2320, 74621), (2840, 60958), (4118, 42040), (4204, 41180), (5255, 32944), (5680, 30479), (8236, 21020), (8408, 20590), (10295, 16816), (10510, 16472)]