251430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:73

約数の個数: 48

約数和(自身を含む): 663120

約数和(自身を除く): 411690

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 51, 58, 85, 87, 102, 145, 170, 174, 255, 289, 290, 435, 493, 510, 578, 867, 870, 986, 1445, 1479, 1734, 2465, 2890, 2958, 4335, 4930, 7395, 8381, 8670, 14790, 16762, 25143, 41905, 50286, 83810, 125715, 251430]

約数ペア:

[(1, 251430), (2, 125715), (3, 83810), (5, 50286), (6, 41905), (10, 25143), (15, 16762), (17, 14790), (29, 8670), (30, 8381), (34, 7395), (51, 4930), (58, 4335), (85, 2958), (87, 2890), (102, 2465), (145, 1734), (170, 1479), (174, 1445), (255, 986), (289, 870), (290, 867), (435, 578), (493, 510)]