18480105

素因数分解:

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

素因数の和:88

約数の個数: 108

約数和(自身を含む): 40947660

約数和(自身を除く): 22467555

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 29, 35, 45, 49, 51, 63, 85, 87, 105, 119, 145, 147, 153, 203, 245, 255, 261, 289, 315, 357, 435, 441, 493, 595, 609, 735, 765, 833, 867, 1015, 1071, 1305, 1421, 1445, 1479, 1785, 1827, 2023, 2205, 2465, 2499, 2601, 3045, 3451, 4165, 4263, 4335, 4437, 5355, 6069, 7105, 7395, 7497, 8381, 9135, 10115, 10353, 12495, 12789, 13005, 14161, 17255, 18207, 21315, 22185, 24157, 25143, 30345, 31059, 37485, 41905, 42483, 51765, 58667, 63945, 70805, 72471, 75429, 91035, 120785, 125715, 127449, 155295, 176001, 212415, 217413, 293335, 362355, 377145, 410669, 528003, 637245, 880005, 1087065, 1232007, 2053345, 2640015, 3696021, 6160035, 18480105]

約数ペア:

[(1, 18480105), (3, 6160035), (5, 3696021), (7, 2640015), (9, 2053345), (15, 1232007), (17, 1087065), (21, 880005), (29, 637245), (35, 528003), (45, 410669), (49, 377145), (51, 362355), (63, 293335), (85, 217413), (87, 212415), (105, 176001), (119, 155295), (145, 127449), (147, 125715), (153, 120785), (203, 91035), (245, 75429), (255, 72471), (261, 70805), (289, 63945), (315, 58667), (357, 51765), (435, 42483), (441, 41905), (493, 37485), (595, 31059), (609, 30345), (735, 25143), (765, 24157), (833, 22185), (867, 21315), (1015, 18207), (1071, 17255), (1305, 14161), (1421, 13005), (1445, 12789), (1479, 12495), (1785, 10353), (1827, 10115), (2023, 9135), (2205, 8381), (2465, 7497), (2499, 7395), (2601, 7105), (3045, 6069), (3451, 5355), (4165, 4437), (4263, 4335)]