20278399512

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{1439}}^1$

素因数の和:2006

約数の個数: 192

約数和(自身を含む): 61697894400

約数和(自身を除く): 41419494888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 49, 56, 69, 84, 92, 98, 138, 147, 161, 168, 184, 196, 276, 294, 322, 392, 483, 521, 552, 588, 644, 966, 1042, 1127, 1176, 1288, 1439, 1563, 1932, 2084, 2254, 2878, 3126, 3381, 3647, 3864, 4168, 4317, 4508, 5756, 6252, 6762, 7294, 8634, 9016, 10073, 10941, 11512, 11983, 12504, 13524, 14588, 17268, 20146, 21882, 23966, 25529, 27048, 29176, 30219, 33097, 34536, 35949, 40292, 43764, 47932, 51058, 60438, 66194, 70511, 71898, 76587, 80584, 83881, 87528, 95864, 99291, 102116, 120876, 132388, 141022, 143796, 153174, 167762, 198582, 204232, 211533, 231679, 241752, 251643, 264776, 282044, 287592, 306348, 335524, 397164, 423066, 463358, 503286, 564088, 587167, 612696, 671048, 695037, 749719, 794328, 846132, 926716, 1006572, 1174334, 1390074, 1499438, 1621753, 1692264, 1761501, 1853432, 2013144, 2249157, 2348668, 2780148, 2998876, 3243506, 3523002, 4498314, 4697336, 4865259, 5248033, 5560296, 5997752, 6487012, 7046004, 8996628, 9730518, 10496066, 12974024, 14092008, 15744099, 17243537, 17993256, 19461036, 20992132, 31488198, 34487074, 36736231, 38922072, 41984264, 51730611, 62976396, 68974148, 73472462, 103461222, 110208693, 120704759, 125952792, 137948296, 146944924, 206922444, 220417386, 241409518, 293889848, 362114277, 413844888, 440834772, 482819036, 724228554, 844933313, 881669544, 965638072, 1448457108, 1689866626, 2534799939, 2896914216, 3379733252, 5069599878, 6759466504, 10139199756, 20278399512]

約数ペア:

[(1, 20278399512), (2, 10139199756), (3, 6759466504), (4, 5069599878), (6, 3379733252), (7, 2896914216), (8, 2534799939), (12, 1689866626), (14, 1448457108), (21, 965638072), (23, 881669544), (24, 844933313), (28, 724228554), (42, 482819036), (46, 440834772), (49, 413844888), (56, 362114277), (69, 293889848), (84, 241409518), (92, 220417386), (98, 206922444), (138, 146944924), (147, 137948296), (161, 125952792), (168, 120704759), (184, 110208693), (196, 103461222), (276, 73472462), (294, 68974148), (322, 62976396), (392, 51730611), (483, 41984264), (521, 38922072), (552, 36736231), (588, 34487074), (644, 31488198), (966, 20992132), (1042, 19461036), (1127, 17993256), (1176, 17243537), (1288, 15744099), (1439, 14092008), (1563, 12974024), (1932, 10496066), (2084, 9730518), (2254, 8996628), (2878, 7046004), (3126, 6487012), (3381, 5997752), (3647, 5560296), (3864, 5248033), (4168, 4865259), (4317, 4697336), (4508, 4498314), (5756, 3523002), (6252, 3243506), (6762, 2998876), (7294, 2780148), (8634, 2348668), (9016, 2249157), (10073, 2013144), (10941, 1853432), (11512, 1761501), (11983, 1692264), (12504, 1621753), (13524, 1499438), (14588, 1390074), (17268, 1174334), (20146, 1006572), (21882, 926716), (23966, 846132), (25529, 794328), (27048, 749719), (29176, 695037), (30219, 671048), (33097, 612696), (34536, 587167), (35949, 564088), (40292, 503286), (43764, 463358), (47932, 423066), (51058, 397164), (60438, 335524), (66194, 306348), (70511, 287592), (71898, 282044), (76587, 264776), (80584, 251643), (83881, 241752), (87528, 231679), (95864, 211533), (99291, 204232), (102116, 198582), (120876, 167762), (132388, 153174), (141022, 143796)]