80391420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{148873}}^1$

素因数の和:148891

約数の個数: 48

約数和(自身を含む): 250108320

約数和(自身を除く): 169716900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 148873, 297746, 446619, 595492, 744365, 893238, 1339857, 1488730, 1786476, 2233095, 2679714, 2977460, 4019571, 4466190, 5359428, 6699285, 8039142, 8932380, 13398570, 16078284, 20097855, 26797140, 40195710, 80391420]

約数ペア:

[(1, 80391420), (2, 40195710), (3, 26797140), (4, 20097855), (5, 16078284), (6, 13398570), (9, 8932380), (10, 8039142), (12, 6699285), (15, 5359428), (18, 4466190), (20, 4019571), (27, 2977460), (30, 2679714), (36, 2233095), (45, 1786476), (54, 1488730), (60, 1339857), (90, 893238), (108, 744365), (135, 595492), (180, 446619), (270, 297746), (540, 148873)]