768255516

素因数分解:

$2^2\times 3^4\times 7^3\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 240

約数和(自身を含む): 2428518400

約数和(自身を除く): 1660262884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 81, 84, 93, 98, 108, 124, 126, 147, 162, 186, 189, 196, 217, 223, 252, 279, 294, 324, 343, 372, 378, 434, 441, 446, 558, 567, 588, 651, 669, 686, 756, 837, 868, 882, 892, 1029, 1116, 1134, 1302, 1323, 1338, 1372, 1519, 1561, 1674, 1764, 1953, 2007, 2058, 2268, 2511, 2604, 2646, 2676, 3038, 3087, 3122, 3348, 3906, 3969, 4014, 4116, 4557, 4683, 5022, 5292, 5859, 6021, 6076, 6174, 6244, 6913, 7812, 7938, 8028, 9114, 9261, 9366, 10044, 10633, 10927, 11718, 12042, 12348, 13671, 13826, 14049, 15876, 17577, 18063, 18228, 18522, 18732, 20739, 21266, 21854, 23436, 24084, 27342, 27652, 27783, 28098, 31899, 32781, 35154, 36126, 37044, 41013, 41478, 42147, 42532, 43708, 48391, 54684, 55566, 56196, 62217, 63798, 65562, 70308, 72252, 76489, 82026, 82956, 84294, 95697, 96782, 98343, 111132, 123039, 124434, 126441, 127596, 131124, 145173, 152978, 164052, 168588, 186651, 191394, 193564, 196686, 229467, 246078, 248868, 252882, 287091, 290346, 295029, 305956, 338737, 373302, 382788, 393372, 435519, 458934, 492156, 505764, 559953, 574182, 580692, 590058, 677474, 688401, 746604, 861273, 871038, 885087, 917868, 1016211, 1119906, 1148364, 1180116, 1306557, 1354948, 1376802, 1722546, 1742076, 1770174, 2032422, 2065203, 2239812, 2371159, 2613114, 2753604, 3048633, 3445092, 3540348, 3919671, 4064844, 4130406, 4742318, 5226228, 6097266, 6195609, 7113477, 7839342, 8260812, 9145899, 9484636, 12194532, 12391218, 14226954, 15678684, 18291798, 21340431, 24782436, 27437697, 28453908, 36583596, 42680862, 54875394, 64021293, 85361724, 109750788, 128042586, 192063879, 256085172, 384127758, 768255516]

約数ペア:

[(1, 768255516), (2, 384127758), (3, 256085172), (4, 192063879), (6, 128042586), (7, 109750788), (9, 85361724), (12, 64021293), (14, 54875394), (18, 42680862), (21, 36583596), (27, 28453908), (28, 27437697), (31, 24782436), (36, 21340431), (42, 18291798), (49, 15678684), (54, 14226954), (62, 12391218), (63, 12194532), (81, 9484636), (84, 9145899), (93, 8260812), (98, 7839342), (108, 7113477), (124, 6195609), (126, 6097266), (147, 5226228), (162, 4742318), (186, 4130406), (189, 4064844), (196, 3919671), (217, 3540348), (223, 3445092), (252, 3048633), (279, 2753604), (294, 2613114), (324, 2371159), (343, 2239812), (372, 2065203), (378, 2032422), (434, 1770174), (441, 1742076), (446, 1722546), (558, 1376802), (567, 1354948), (588, 1306557), (651, 1180116), (669, 1148364), (686, 1119906), (756, 1016211), (837, 917868), (868, 885087), (882, 871038), (892, 861273), (1029, 746604), (1116, 688401), (1134, 677474), (1302, 590058), (1323, 580692), (1338, 574182), (1372, 559953), (1519, 505764), (1561, 492156), (1674, 458934), (1764, 435519), (1953, 393372), (2007, 382788), (2058, 373302), (2268, 338737), (2511, 305956), (2604, 295029), (2646, 290346), (2676, 287091), (3038, 252882), (3087, 248868), (3122, 246078), (3348, 229467), (3906, 196686), (3969, 193564), (4014, 191394), (4116, 186651), (4557, 168588), (4683, 164052), (5022, 152978), (5292, 145173), (5859, 131124), (6021, 127596), (6076, 126441), (6174, 124434), (6244, 123039), (6913, 111132), (7812, 98343), (7938, 96782), (8028, 95697), (9114, 84294), (9261, 82956), (9366, 82026), (10044, 76489), (10633, 72252), (10927, 70308), (11718, 65562), (12042, 63798), (12348, 62217), (13671, 56196), (13826, 55566), (14049, 54684), (15876, 48391), (17577, 43708), (18063, 42532), (18228, 42147), (18522, 41478), (18732, 41013), (20739, 37044), (21266, 36126), (21854, 35154), (23436, 32781), (24084, 31899), (27342, 28098), (27652, 27783)]