55440315

素因数分解:

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

素因数の和:91

約数の個数: 144

約数和(自身を含む): 125992800

約数和(自身を除く): 70552485

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 29, 35, 45, 49, 51, 63, 85, 87, 105, 119, 135, 145, 147, 153, 189, 203, 245, 255, 261, 289, 315, 357, 435, 441, 459, 493, 595, 609, 735, 765, 783, 833, 867, 945, 1015, 1071, 1305, 1323, 1421, 1445, 1479, 1785, 1827, 2023, 2205, 2295, 2465, 2499, 2601, 3045, 3213, 3451, 3915, 4165, 4263, 4335, 4437, 5355, 5481, 6069, 6615, 7105, 7395, 7497, 7803, 8381, 9135, 10115, 10353, 12495, 12789, 13005, 13311, 14161, 16065, 17255, 18207, 21315, 22185, 22491, 24157, 25143, 27405, 30345, 31059, 37485, 38367, 39015, 41905, 42483, 51765, 54621, 58667, 63945, 66555, 70805, 72471, 75429, 91035, 93177, 112455, 120785, 125715, 127449, 155295, 176001, 191835, 212415, 217413, 226287, 273105, 293335, 362355, 377145, 382347, 410669, 465885, 528003, 637245, 652239, 880005, 1087065, 1131435, 1232007, 1584009, 1911735, 2053345, 2640015, 3261195, 3696021, 6160035, 7920045, 11088063, 18480105, 55440315]

約数ペア:

[(1, 55440315), (3, 18480105), (5, 11088063), (7, 7920045), (9, 6160035), (15, 3696021), (17, 3261195), (21, 2640015), (27, 2053345), (29, 1911735), (35, 1584009), (45, 1232007), (49, 1131435), (51, 1087065), (63, 880005), (85, 652239), (87, 637245), (105, 528003), (119, 465885), (135, 410669), (145, 382347), (147, 377145), (153, 362355), (189, 293335), (203, 273105), (245, 226287), (255, 217413), (261, 212415), (289, 191835), (315, 176001), (357, 155295), (435, 127449), (441, 125715), (459, 120785), (493, 112455), (595, 93177), (609, 91035), (735, 75429), (765, 72471), (783, 70805), (833, 66555), (867, 63945), (945, 58667), (1015, 54621), (1071, 51765), (1305, 42483), (1323, 41905), (1421, 39015), (1445, 38367), (1479, 37485), (1785, 31059), (1827, 30345), (2023, 27405), (2205, 25143), (2295, 24157), (2465, 22491), (2499, 22185), (2601, 21315), (3045, 18207), (3213, 17255), (3451, 16065), (3915, 14161), (4165, 13311), (4263, 13005), (4335, 12789), (4437, 12495), (5355, 10353), (5481, 10115), (6069, 9135), (6615, 8381), (7105, 7803), (7395, 7497)]