1680491826

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 256

約数和(自身を含む): 4504550400

約数和(自身を除く): 2824058574

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 29, 37, 39, 46, 54, 58, 69, 74, 78, 87, 97, 111, 117, 138, 174, 194, 207, 222, 234, 261, 291, 299, 333, 351, 377, 414, 481, 522, 582, 598, 621, 666, 667, 702, 754, 783, 851, 873, 897, 962, 999, 1073, 1131, 1242, 1261, 1334, 1443, 1566, 1702, 1746, 1794, 1998, 2001, 2146, 2231, 2262, 2522, 2553, 2619, 2691, 2813, 2886, 3219, 3393, 3589, 3783, 4002, 4329, 4462, 5106, 5238, 5382, 5626, 6003, 6438, 6693, 6786, 7178, 7566, 7659, 8073, 8439, 8658, 8671, 9657, 10179, 10767, 11063, 11349, 12006, 12987, 13386, 13949, 15318, 16146, 16878, 17342, 18009, 19314, 20079, 20358, 21534, 22126, 22698, 22977, 24679, 25317, 25974, 26013, 27898, 28971, 29003, 32301, 33189, 34047, 36018, 36569, 40158, 41847, 45954, 46657, 49358, 50634, 52026, 57942, 58006, 60237, 64602, 64699, 66378, 68094, 73138, 74037, 75951, 78039, 82547, 83694, 87009, 93314, 96903, 99567, 104081, 109707, 120474, 125541, 129398, 139971, 148074, 151902, 156078, 165094, 174018, 193806, 194097, 199134, 208162, 219414, 222111, 234117, 247641, 251082, 261027, 279942, 298701, 312243, 320827, 329121, 376623, 388194, 419913, 444222, 468234, 495282, 522054, 582291, 597402, 624486, 641654, 658242, 666333, 742923, 753246, 783081, 839826, 841087, 936729, 962481, 987363, 1073111, 1164582, 1259739, 1332666, 1353053, 1485846, 1566162, 1682174, 1746873, 1873458, 1924962, 1974726, 2146222, 2228769, 2393863, 2519478, 2523261, 2706106, 2810187, 2887443, 3219333, 3493746, 4059159, 4457538, 4787726, 5046522, 5620374, 5774886, 6438666, 7181589, 7569783, 8118318, 8662329, 9657999, 12177477, 14363178, 15139566, 17324658, 19315998, 21544767, 22709349, 24354954, 28973997, 31120219, 36532431, 43089534, 45418698, 57947994, 62240438, 64634301, 73064862, 93360657, 129268602, 186721314, 280081971, 560163942, 840245913, 1680491826]

約数ペア:

[(1, 1680491826), (2, 840245913), (3, 560163942), (6, 280081971), (9, 186721314), (13, 129268602), (18, 93360657), (23, 73064862), (26, 64634301), (27, 62240438), (29, 57947994), (37, 45418698), (39, 43089534), (46, 36532431), (54, 31120219), (58, 28973997), (69, 24354954), (74, 22709349), (78, 21544767), (87, 19315998), (97, 17324658), (111, 15139566), (117, 14363178), (138, 12177477), (174, 9657999), (194, 8662329), (207, 8118318), (222, 7569783), (234, 7181589), (261, 6438666), (291, 5774886), (299, 5620374), (333, 5046522), (351, 4787726), (377, 4457538), (414, 4059159), (481, 3493746), (522, 3219333), (582, 2887443), (598, 2810187), (621, 2706106), (666, 2523261), (667, 2519478), (702, 2393863), (754, 2228769), (783, 2146222), (851, 1974726), (873, 1924962), (897, 1873458), (962, 1746873), (999, 1682174), (1073, 1566162), (1131, 1485846), (1242, 1353053), (1261, 1332666), (1334, 1259739), (1443, 1164582), (1566, 1073111), (1702, 987363), (1746, 962481), (1794, 936729), (1998, 841087), (2001, 839826), (2146, 783081), (2231, 753246), (2262, 742923), (2522, 666333), (2553, 658242), (2619, 641654), (2691, 624486), (2813, 597402), (2886, 582291), (3219, 522054), (3393, 495282), (3589, 468234), (3783, 444222), (4002, 419913), (4329, 388194), (4462, 376623), (5106, 329121), (5238, 320827), (5382, 312243), (5626, 298701), (6003, 279942), (6438, 261027), (6693, 251082), (6786, 247641), (7178, 234117), (7566, 222111), (7659, 219414), (8073, 208162), (8439, 199134), (8658, 194097), (8671, 193806), (9657, 174018), (10179, 165094), (10767, 156078), (11063, 151902), (11349, 148074), (12006, 139971), (12987, 129398), (13386, 125541), (13949, 120474), (15318, 109707), (16146, 104081), (16878, 99567), (17342, 96903), (18009, 93314), (19314, 87009), (20079, 83694), (20358, 82547), (21534, 78039), (22126, 75951), (22698, 74037), (22977, 73138), (24679, 68094), (25317, 66378), (25974, 64699), (26013, 64602), (27898, 60237), (28971, 58006), (29003, 57942), (32301, 52026), (33189, 50634), (34047, 49358), (36018, 46657), (36569, 45954), (40158, 41847)]