1977123456

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:788

約数の個数: 384

約数和(自身を含む): 7332249600

約数和(自身を除く): 5355126144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 31, 32, 33, 36, 42, 44, 48, 56, 62, 63, 64, 66, 72, 77, 84, 88, 93, 96, 99, 112, 124, 126, 128, 132, 144, 154, 168, 176, 186, 192, 198, 217, 224, 231, 248, 252, 264, 279, 288, 308, 336, 341, 352, 372, 384, 396, 434, 448, 462, 496, 504, 528, 558, 576, 616, 651, 672, 682, 693, 704, 719, 744, 792, 868, 896, 924, 992, 1008, 1023, 1056, 1116, 1152, 1232, 1302, 1344, 1364, 1386, 1408, 1438, 1488, 1584, 1736, 1848, 1953, 1984, 2016, 2046, 2112, 2157, 2232, 2387, 2464, 2604, 2688, 2728, 2772, 2876, 2976, 3069, 3168, 3472, 3696, 3906, 3968, 4032, 4092, 4224, 4314, 4464, 4774, 4928, 5033, 5208, 5456, 5544, 5752, 5952, 6138, 6336, 6471, 6944, 7161, 7392, 7812, 7909, 8064, 8184, 8628, 8928, 9548, 9856, 10066, 10416, 10912, 11088, 11504, 11904, 12276, 12672, 12942, 13888, 14322, 14784, 15099, 15624, 15818, 16368, 17256, 17856, 19096, 20132, 20832, 21483, 21824, 22176, 22289, 23008, 23727, 24552, 25884, 27776, 28644, 29568, 30198, 31248, 31636, 32736, 34512, 35712, 38192, 40264, 41664, 42966, 43648, 44352, 44578, 45297, 46016, 47454, 49104, 51768, 55363, 57288, 60396, 62496, 63272, 65472, 66867, 69024, 71181, 76384, 80528, 83328, 85932, 88704, 89156, 90594, 92032, 94908, 98208, 103536, 110726, 114576, 120792, 124992, 126544, 130944, 133734, 138048, 142362, 152768, 156023, 161056, 166089, 171864, 178312, 181188, 189816, 196416, 200601, 207072, 221452, 229152, 241584, 245179, 249984, 253088, 267468, 276096, 284724, 305536, 312046, 322112, 332178, 343728, 356624, 362376, 379632, 392832, 401202, 414144, 442904, 458304, 468069, 483168, 490358, 498267, 506176, 534936, 569448, 624092, 644224, 664356, 687456, 713248, 724752, 735537, 759264, 802404, 828288, 885808, 916608, 936138, 966336, 980716, 996534, 1012352, 1069872, 1138896, 1248184, 1328712, 1374912, 1404207, 1426496, 1449504, 1471074, 1518528, 1604808, 1716253, 1771616, 1872276, 1932672, 1961432, 1993068, 2139744, 2206611, 2277792, 2496368, 2657424, 2749824, 2808414, 2852992, 2899008, 2942148, 3037056, 3209616, 3432506, 3543232, 3744552, 3922864, 3986136, 4279488, 4413222, 4555584, 4992736, 5148759, 5314848, 5616828, 5798016, 5884296, 6419232, 6865012, 7086464, 7489104, 7845728, 7972272, 8558976, 8826444, 9111168, 9985472, 10297518, 10629696, 11233656, 11768592, 12838464, 13730024, 14978208, 15446277, 15691456, 15944544, 17652888, 19970944, 20595036, 21259392, 22467312, 23537184, 25676928, 27460048, 29956416, 30892554, 31382912, 31889088, 35305776, 41190072, 44934624, 47074368, 54920096, 59912832, 61785108, 63778176, 70611552, 82380144, 89869248, 94148736, 109840192, 123570216, 141223104, 164760288, 179738496, 219680384, 247140432, 282446208, 329520576, 494280864, 659041152, 988561728, 1977123456]

約数ペア:

[(1, 1977123456), (2, 988561728), (3, 659041152), (4, 494280864), (6, 329520576), (7, 282446208), (8, 247140432), (9, 219680384), (11, 179738496), (12, 164760288), (14, 141223104), (16, 123570216), (18, 109840192), (21, 94148736), (22, 89869248), (24, 82380144), (28, 70611552), (31, 63778176), (32, 61785108), (33, 59912832), (36, 54920096), (42, 47074368), (44, 44934624), (48, 41190072), (56, 35305776), (62, 31889088), (63, 31382912), (64, 30892554), (66, 29956416), (72, 27460048), (77, 25676928), (84, 23537184), (88, 22467312), (93, 21259392), (96, 20595036), (99, 19970944), (112, 17652888), (124, 15944544), (126, 15691456), (128, 15446277), (132, 14978208), (144, 13730024), (154, 12838464), (168, 11768592), (176, 11233656), (186, 10629696), (192, 10297518), (198, 9985472), (217, 9111168), (224, 8826444), (231, 8558976), (248, 7972272), (252, 7845728), (264, 7489104), (279, 7086464), (288, 6865012), (308, 6419232), (336, 5884296), (341, 5798016), (352, 5616828), (372, 5314848), (384, 5148759), (396, 4992736), (434, 4555584), (448, 4413222), (462, 4279488), (496, 3986136), (504, 3922864), (528, 3744552), (558, 3543232), (576, 3432506), (616, 3209616), (651, 3037056), (672, 2942148), (682, 2899008), (693, 2852992), (704, 2808414), (719, 2749824), (744, 2657424), (792, 2496368), (868, 2277792), (896, 2206611), (924, 2139744), (992, 1993068), (1008, 1961432), (1023, 1932672), (1056, 1872276), (1116, 1771616), (1152, 1716253), (1232, 1604808), (1302, 1518528), (1344, 1471074), (1364, 1449504), (1386, 1426496), (1408, 1404207), (1438, 1374912), (1488, 1328712), (1584, 1248184), (1736, 1138896), (1848, 1069872), (1953, 1012352), (1984, 996534), (2016, 980716), (2046, 966336), (2112, 936138), (2157, 916608), (2232, 885808), (2387, 828288), (2464, 802404), (2604, 759264), (2688, 735537), (2728, 724752), (2772, 713248), (2876, 687456), (2976, 664356), (3069, 644224), (3168, 624092), (3472, 569448), (3696, 534936), (3906, 506176), (3968, 498267), (4032, 490358), (4092, 483168), (4224, 468069), (4314, 458304), (4464, 442904), (4774, 414144), (4928, 401202), (5033, 392832), (5208, 379632), (5456, 362376), (5544, 356624), (5752, 343728), (5952, 332178), (6138, 322112), (6336, 312046), (6471, 305536), (6944, 284724), (7161, 276096), (7392, 267468), (7812, 253088), (7909, 249984), (8064, 245179), (8184, 241584), (8628, 229152), (8928, 221452), (9548, 207072), (9856, 200601), (10066, 196416), (10416, 189816), (10912, 181188), (11088, 178312), (11504, 171864), (11904, 166089), (12276, 161056), (12672, 156023), (12942, 152768), (13888, 142362), (14322, 138048), (14784, 133734), (15099, 130944), (15624, 126544), (15818, 124992), (16368, 120792), (17256, 114576), (17856, 110726), (19096, 103536), (20132, 98208), (20832, 94908), (21483, 92032), (21824, 90594), (22176, 89156), (22289, 88704), (23008, 85932), (23727, 83328), (24552, 80528), (25884, 76384), (27776, 71181), (28644, 69024), (29568, 66867), (30198, 65472), (31248, 63272), (31636, 62496), (32736, 60396), (34512, 57288), (35712, 55363), (38192, 51768), (40264, 49104), (41664, 47454), (42966, 46016), (43648, 45297), (44352, 44578)]