66863340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123821}}^1$

素因数の和:123839

約数の個数: 48

約数和(自身を含む): 208020960

約数和(自身を除く): 141157620

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, 123821, 247642, 371463, 495284, 619105, 742926, 1114389, 1238210, 1485852, 1857315, 2228778, 2476420, 3343167, 3714630, 4457556, 5571945, 6686334, 7429260, 11143890, 13372668, 16715835, 22287780, 33431670, 66863340]

約数ペア:

[(1, 66863340), (2, 33431670), (3, 22287780), (4, 16715835), (5, 13372668), (6, 11143890), (9, 7429260), (10, 6686334), (12, 5571945), (15, 4457556), (18, 3714630), (20, 3343167), (27, 2476420), (30, 2228778), (36, 1857315), (45, 1485852), (54, 1238210), (60, 1114389), (90, 742926), (108, 619105), (135, 495284), (180, 371463), (270, 247642), (540, 123821)]