20168085090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{2083}}^1$

素因数の和:2512

約数の個数: 128

約数和(自身を含む): 51856588800

約数和(自身を除く): 31688503710

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 58, 62, 87, 93, 145, 155, 174, 186, 290, 310, 359, 435, 465, 718, 870, 899, 930, 1077, 1795, 1798, 2083, 2154, 2697, 3590, 4166, 4495, 5385, 5394, 6249, 8990, 10411, 10415, 10770, 11129, 12498, 13485, 20822, 20830, 22258, 26970, 31233, 31245, 33387, 52055, 55645, 60407, 62466, 62490, 64573, 66774, 104110, 111290, 120814, 129146, 156165, 166935, 181221, 193719, 302035, 312330, 322741, 322865, 333870, 362442, 387438, 604070, 645482, 645730, 747797, 906105, 968223, 968595, 1495594, 1613705, 1812210, 1872617, 1936446, 1937190, 2243391, 3227410, 3738985, 3745234, 4486782, 4841115, 5617851, 7477970, 9363085, 9682230, 11216955, 11235702, 18726170, 21686113, 22433910, 23181707, 28089255, 43372226, 46363414, 56178510, 65058339, 69545121, 108430565, 115908535, 130116678, 139090242, 216861130, 231817070, 325291695, 347725605, 650583390, 672269503, 695451210, 1344539006, 2016808509, 3361347515, 4033617018, 6722695030, 10084042545, 20168085090]

約数ペア:

[(1, 20168085090), (2, 10084042545), (3, 6722695030), (5, 4033617018), (6, 3361347515), (10, 2016808509), (15, 1344539006), (29, 695451210), (30, 672269503), (31, 650583390), (58, 347725605), (62, 325291695), (87, 231817070), (93, 216861130), (145, 139090242), (155, 130116678), (174, 115908535), (186, 108430565), (290, 69545121), (310, 65058339), (359, 56178510), (435, 46363414), (465, 43372226), (718, 28089255), (870, 23181707), (899, 22433910), (930, 21686113), (1077, 18726170), (1795, 11235702), (1798, 11216955), (2083, 9682230), (2154, 9363085), (2697, 7477970), (3590, 5617851), (4166, 4841115), (4495, 4486782), (5385, 3745234), (5394, 3738985), (6249, 3227410), (8990, 2243391), (10411, 1937190), (10415, 1936446), (10770, 1872617), (11129, 1812210), (12498, 1613705), (13485, 1495594), (20822, 968595), (20830, 968223), (22258, 906105), (26970, 747797), (31233, 645730), (31245, 645482), (33387, 604070), (52055, 387438), (55645, 362442), (60407, 333870), (62466, 322865), (62490, 322741), (64573, 312330), (66774, 302035), (104110, 193719), (111290, 181221), (120814, 166935), (129146, 156165)]