81205440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{84589}}^1$

素因数の和:84609

約数の個数: 56

約数和(自身を含む): 257830320

約数和(自身を除く): 176624880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 84589, 169178, 253767, 338356, 422945, 507534, 676712, 845890, 1015068, 1268835, 1353424, 1691780, 2030136, 2537670, 2706848, 3383560, 4060272, 5075340, 5413696, 6767120, 8120544, 10150680, 13534240, 16241088, 20301360, 27068480, 40602720, 81205440]

約数ペア:

[(1, 81205440), (2, 40602720), (3, 27068480), (4, 20301360), (5, 16241088), (6, 13534240), (8, 10150680), (10, 8120544), (12, 6767120), (15, 5413696), (16, 5075340), (20, 4060272), (24, 3383560), (30, 2706848), (32, 2537670), (40, 2030136), (48, 1691780), (60, 1353424), (64, 1268835), (80, 1015068), (96, 845890), (120, 676712), (160, 507534), (192, 422945), (240, 338356), (320, 253767), (480, 169178), (960, 84589)]