247047810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{641}}^1$

素因数の和:1123

約数の個数: 64

約数和(自身を含む): 615703680

約数和(自身を除く): 368655870

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 443, 641, 870, 886, 1282, 1329, 1923, 2215, 2658, 3205, 3846, 4430, 6410, 6645, 9615, 12847, 13290, 18589, 19230, 25694, 37178, 38541, 55767, 64235, 77082, 92945, 111534, 128470, 185890, 192705, 278835, 283963, 385410, 557670, 567926, 851889, 1419815, 1703778, 2839630, 4259445, 8234927, 8518890, 16469854, 24704781, 41174635, 49409562, 82349270, 123523905, 247047810]

約数ペア:

[(1, 247047810), (2, 123523905), (3, 82349270), (5, 49409562), (6, 41174635), (10, 24704781), (15, 16469854), (29, 8518890), (30, 8234927), (58, 4259445), (87, 2839630), (145, 1703778), (174, 1419815), (290, 851889), (435, 567926), (443, 557670), (641, 385410), (870, 283963), (886, 278835), (1282, 192705), (1329, 185890), (1923, 128470), (2215, 111534), (2658, 92945), (3205, 77082), (3846, 64235), (4430, 55767), (6410, 38541), (6645, 37178), (9615, 25694), (12847, 19230), (13290, 18589)]