18884163690

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{15443}}^1$

素因数の和:16113

約数の個数: 128

約数和(自身を含む): 57644421120

約数和(自身を除く): 38760257430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 647, 945, 1294, 1890, 1941, 3235, 3882, 4529, 5823, 6470, 9058, 9705, 11646, 13587, 15443, 17469, 19410, 22645, 27174, 29115, 30886, 34938, 40761, 45290, 46329, 58230, 67935, 77215, 81522, 87345, 92658, 108101, 122283, 135870, 138987, 154430, 174690, 203805, 216202, 231645, 244566, 277974, 324303, 407610, 416961, 463290, 540505, 611415, 648606, 694935, 833922, 972909, 1081010, 1222830, 1389870, 1621515, 1945818, 2084805, 2918727, 3243030, 4169610, 4864545, 5837454, 9729090, 9991621, 14593635, 19983242, 29187270, 29974863, 49958105, 59949726, 69941347, 89924589, 99916210, 139882694, 149874315, 179849178, 209824041, 269773767, 299748630, 349706735, 419648082, 449622945, 539547534, 629472123, 699413470, 899245890, 1049120205, 1258944246, 1348868835, 1888416369, 2098240410, 2697737670, 3147360615, 3776832738, 6294721230, 9442081845, 18884163690]

約数ペア:

[(1, 18884163690), (2, 9442081845), (3, 6294721230), (5, 3776832738), (6, 3147360615), (7, 2697737670), (9, 2098240410), (10, 1888416369), (14, 1348868835), (15, 1258944246), (18, 1049120205), (21, 899245890), (27, 699413470), (30, 629472123), (35, 539547534), (42, 449622945), (45, 419648082), (54, 349706735), (63, 299748630), (70, 269773767), (90, 209824041), (105, 179849178), (126, 149874315), (135, 139882694), (189, 99916210), (210, 89924589), (270, 69941347), (315, 59949726), (378, 49958105), (630, 29974863), (647, 29187270), (945, 19983242), (1294, 14593635), (1890, 9991621), (1941, 9729090), (3235, 5837454), (3882, 4864545), (4529, 4169610), (5823, 3243030), (6470, 2918727), (9058, 2084805), (9705, 1945818), (11646, 1621515), (13587, 1389870), (15443, 1222830), (17469, 1081010), (19410, 972909), (22645, 833922), (27174, 694935), (29115, 648606), (30886, 611415), (34938, 540505), (40761, 463290), (45290, 416961), (46329, 407610), (58230, 324303), (67935, 277974), (77215, 244566), (81522, 231645), (87345, 216202), (92658, 203805), (108101, 174690), (122283, 154430), (135870, 138987)]