78418260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{145219}}^1$

素因数の和:145237

約数の個数: 48

約数和(自身を含む): 243969600

約数和(自身を除く): 165551340

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, 145219, 290438, 435657, 580876, 726095, 871314, 1306971, 1452190, 1742628, 2178285, 2613942, 2904380, 3920913, 4356570, 5227884, 6534855, 7841826, 8713140, 13069710, 15683652, 19604565, 26139420, 39209130, 78418260]

約数ペア:

[(1, 78418260), (2, 39209130), (3, 26139420), (4, 19604565), (5, 15683652), (6, 13069710), (9, 8713140), (10, 7841826), (12, 6534855), (15, 5227884), (18, 4356570), (20, 3920913), (27, 2904380), (30, 2613942), (36, 2178285), (45, 1742628), (54, 1452190), (60, 1306971), (90, 871314), (108, 726095), (135, 580876), (180, 435657), (270, 290438), (540, 145219)]