127352720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{144719}}^1$

素因数の和:144743

約数の個数: 40

約数和(自身を含む): 323015040

約数和(自身を除く): 195662320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 144719, 289438, 578876, 723595, 1157752, 1447190, 1591909, 2315504, 2894380, 3183818, 5788760, 6367636, 7959545, 11577520, 12735272, 15919090, 25470544, 31838180, 63676360, 127352720]

約数ペア:

[(1, 127352720), (2, 63676360), (4, 31838180), (5, 25470544), (8, 15919090), (10, 12735272), (11, 11577520), (16, 7959545), (20, 6367636), (22, 5788760), (40, 3183818), (44, 2894380), (55, 2315504), (80, 1591909), (88, 1447190), (110, 1157752), (176, 723595), (220, 578876), (440, 289438), (880, 144719)]