68227845

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 129600000

約数和(自身を除く): 61372155

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 89, 105, 147, 149, 245, 267, 343, 445, 447, 623, 735, 745, 1029, 1043, 1335, 1715, 1869, 2235, 3115, 3129, 4361, 5145, 5215, 7301, 9345, 13083, 13261, 15645, 21805, 21903, 30527, 36505, 39783, 51107, 65415, 66305, 91581, 92827, 109515, 152635, 153321, 198915, 255535, 278481, 457905, 464135, 649789, 766605, 1392405, 1949367, 3248945, 4548523, 9746835, 13645569, 22742615, 68227845]

約数ペア:

[(1, 68227845), (3, 22742615), (5, 13645569), (7, 9746835), (15, 4548523), (21, 3248945), (35, 1949367), (49, 1392405), (89, 766605), (105, 649789), (147, 464135), (149, 457905), (245, 278481), (267, 255535), (343, 198915), (445, 153321), (447, 152635), (623, 109515), (735, 92827), (745, 91581), (1029, 66305), (1043, 65415), (1335, 51107), (1715, 39783), (1869, 36505), (2235, 30527), (3115, 21903), (3129, 21805), (4361, 15645), (5145, 13261), (5215, 13083), (7301, 9345)]