7920045

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 96

約数和(自身を含む): 17683200

約数和(自身を除く): 9763155

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 29, 35, 45, 51, 63, 85, 87, 105, 119, 135, 145, 153, 189, 203, 255, 261, 289, 315, 357, 435, 459, 493, 595, 609, 765, 783, 867, 945, 1015, 1071, 1305, 1445, 1479, 1785, 1827, 2023, 2295, 2465, 2601, 3045, 3213, 3451, 3915, 4335, 4437, 5355, 5481, 6069, 7395, 7803, 8381, 9135, 10115, 10353, 13005, 13311, 16065, 17255, 18207, 22185, 25143, 27405, 30345, 31059, 39015, 41905, 51765, 54621, 58667, 66555, 75429, 91035, 93177, 125715, 155295, 176001, 226287, 273105, 293335, 377145, 465885, 528003, 880005, 1131435, 1584009, 2640015, 7920045]

約数ペア:

[(1, 7920045), (3, 2640015), (5, 1584009), (7, 1131435), (9, 880005), (15, 528003), (17, 465885), (21, 377145), (27, 293335), (29, 273105), (35, 226287), (45, 176001), (51, 155295), (63, 125715), (85, 93177), (87, 91035), (105, 75429), (119, 66555), (135, 58667), (145, 54621), (153, 51765), (189, 41905), (203, 39015), (255, 31059), (261, 30345), (289, 27405), (315, 25143), (357, 22185), (435, 18207), (459, 17255), (493, 16065), (595, 13311), (609, 13005), (765, 10353), (783, 10115), (867, 9135), (945, 8381), (1015, 7803), (1071, 7395), (1305, 6069), (1445, 5481), (1479, 5355), (1785, 4437), (1827, 4335), (2023, 3915), (2295, 3451), (2465, 3213), (2601, 3045)]