721086156

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{2539}}^1$

素因数の和:2593

約数の個数: 144

約数和(自身を含む): 2218944000

約数和(自身を除く): 1497857844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 49, 63, 69, 84, 92, 98, 126, 138, 147, 161, 196, 207, 252, 276, 294, 322, 343, 414, 441, 483, 588, 644, 686, 828, 882, 966, 1029, 1127, 1372, 1449, 1764, 1932, 2058, 2254, 2539, 2898, 3087, 3381, 4116, 4508, 5078, 5796, 6174, 6762, 7617, 7889, 10143, 10156, 12348, 13524, 15234, 15778, 17773, 20286, 22851, 23667, 30468, 31556, 35546, 40572, 45702, 47334, 53319, 58397, 71001, 71092, 91404, 94668, 106638, 116794, 124411, 142002, 159957, 175191, 213276, 233588, 248822, 284004, 319914, 350382, 373233, 408779, 497644, 525573, 639828, 700764, 746466, 817558, 870877, 1051146, 1119699, 1226337, 1492932, 1635116, 1741754, 2102292, 2239398, 2452674, 2612631, 2861453, 3483508, 3679011, 4478796, 4905348, 5225262, 5722906, 7358022, 7837893, 8584359, 10450524, 11445812, 14716044, 15675786, 17168718, 20030171, 25753077, 31351572, 34337436, 40060342, 51506154, 60090513, 80120684, 103012308, 120181026, 180271539, 240362052, 360543078, 721086156]

約数ペア:

[(1, 721086156), (2, 360543078), (3, 240362052), (4, 180271539), (6, 120181026), (7, 103012308), (9, 80120684), (12, 60090513), (14, 51506154), (18, 40060342), (21, 34337436), (23, 31351572), (28, 25753077), (36, 20030171), (42, 17168718), (46, 15675786), (49, 14716044), (63, 11445812), (69, 10450524), (84, 8584359), (92, 7837893), (98, 7358022), (126, 5722906), (138, 5225262), (147, 4905348), (161, 4478796), (196, 3679011), (207, 3483508), (252, 2861453), (276, 2612631), (294, 2452674), (322, 2239398), (343, 2102292), (414, 1741754), (441, 1635116), (483, 1492932), (588, 1226337), (644, 1119699), (686, 1051146), (828, 870877), (882, 817558), (966, 746466), (1029, 700764), (1127, 639828), (1372, 525573), (1449, 497644), (1764, 408779), (1932, 373233), (2058, 350382), (2254, 319914), (2539, 284004), (2898, 248822), (3087, 233588), (3381, 213276), (4116, 175191), (4508, 159957), (5078, 142002), (5796, 124411), (6174, 116794), (6762, 106638), (7617, 94668), (7889, 91404), (10143, 71092), (10156, 71001), (12348, 58397), (13524, 53319), (15234, 47334), (15778, 45702), (17773, 40572), (20286, 35546), (22851, 31556), (23667, 30468)]