179231220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{2903}}^1$

素因数の和:2939

約数の個数: 144

約数和(自身を含む): 634233600

約数和(自身を除く): 455002380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2903, 2940, 3087, 3430, 4116, 4410, 5145, 5806, 6174, 6860, 8709, 8820, 10290, 11612, 12348, 14515, 15435, 17418, 20321, 20580, 26127, 29030, 30870, 34836, 40642, 43545, 52254, 58060, 60963, 61740, 81284, 87090, 101605, 104508, 121926, 130635, 142247, 174180, 182889, 203210, 243852, 261270, 284494, 304815, 365778, 406420, 426741, 522540, 568988, 609630, 711235, 731556, 853482, 914445, 995729, 1219260, 1280223, 1422470, 1706964, 1828890, 1991458, 2133705, 2560446, 2844940, 2987187, 3657780, 3982916, 4267410, 4978645, 5120892, 5974374, 6401115, 8534820, 8961561, 9957290, 11948748, 12802230, 14935935, 17923122, 19914580, 25604460, 29871870, 35846244, 44807805, 59743740, 89615610, 179231220]

約数ペア:

[(1, 179231220), (2, 89615610), (3, 59743740), (4, 44807805), (5, 35846244), (6, 29871870), (7, 25604460), (9, 19914580), (10, 17923122), (12, 14935935), (14, 12802230), (15, 11948748), (18, 9957290), (20, 8961561), (21, 8534820), (28, 6401115), (30, 5974374), (35, 5120892), (36, 4978645), (42, 4267410), (45, 3982916), (49, 3657780), (60, 2987187), (63, 2844940), (70, 2560446), (84, 2133705), (90, 1991458), (98, 1828890), (105, 1706964), (126, 1422470), (140, 1280223), (147, 1219260), (180, 995729), (196, 914445), (210, 853482), (245, 731556), (252, 711235), (294, 609630), (315, 568988), (343, 522540), (420, 426741), (441, 406420), (490, 365778), (588, 304815), (630, 284494), (686, 261270), (735, 243852), (882, 203210), (980, 182889), (1029, 174180), (1260, 142247), (1372, 130635), (1470, 121926), (1715, 104508), (1764, 101605), (2058, 87090), (2205, 81284), (2903, 61740), (2940, 60963), (3087, 58060), (3430, 52254), (4116, 43545), (4410, 40642), (5145, 34836), (5806, 30870), (6174, 29030), (6860, 26127), (8709, 20580), (8820, 20321), (10290, 17418), (11612, 15435), (12348, 14515)]