867715840

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4877}}^1$

素因数の和:5037

約数の個数: 72

約数和(自身を含む): 2093832720

約数和(自身を除く): 1226116880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 556, 640, 695, 1112, 1280, 1390, 2224, 2780, 4448, 4877, 5560, 8896, 9754, 11120, 17792, 19508, 22240, 24385, 35584, 39016, 44480, 48770, 78032, 88960, 97540, 156064, 177920, 195080, 312128, 390160, 624256, 677903, 780320, 1248512, 1355806, 1560640, 2711612, 3121280, 3389515, 5423224, 6242560, 6779030, 10846448, 13558060, 21692896, 27116120, 43385792, 54232240, 86771584, 108464480, 173543168, 216928960, 433857920, 867715840]

約数ペア:

[(1, 867715840), (2, 433857920), (4, 216928960), (5, 173543168), (8, 108464480), (10, 86771584), (16, 54232240), (20, 43385792), (32, 27116120), (40, 21692896), (64, 13558060), (80, 10846448), (128, 6779030), (139, 6242560), (160, 5423224), (256, 3389515), (278, 3121280), (320, 2711612), (556, 1560640), (640, 1355806), (695, 1248512), (1112, 780320), (1280, 677903), (1390, 624256), (2224, 390160), (2780, 312128), (4448, 195080), (4877, 177920), (5560, 156064), (8896, 97540), (9754, 88960), (11120, 78032), (17792, 48770), (19508, 44480), (22240, 39016), (24385, 35584)]