2778997760

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 528

約数和(自身を含む): 9072959040

約数和(自身を除く): 6293961280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 49, 53, 55, 56, 64, 70, 76, 77, 80, 88, 95, 98, 106, 110, 112, 128, 133, 140, 152, 154, 160, 176, 190, 196, 209, 212, 220, 224, 245, 256, 265, 266, 280, 304, 308, 320, 352, 371, 380, 385, 392, 418, 424, 440, 448, 490, 512, 530, 532, 539, 560, 583, 608, 616, 640, 665, 704, 742, 760, 770, 784, 836, 848, 880, 896, 931, 980, 1007, 1024, 1045, 1060, 1064, 1078, 1120, 1166, 1216, 1232, 1280, 1330, 1408, 1463, 1484, 1520, 1540, 1568, 1672, 1696, 1760, 1792, 1855, 1862, 1960, 2014, 2090, 2120, 2128, 2156, 2240, 2332, 2432, 2464, 2560, 2597, 2660, 2695, 2816, 2915, 2926, 2968, 3040, 3080, 3136, 3344, 3392, 3520, 3584, 3710, 3724, 3920, 4028, 4081, 4180, 4240, 4256, 4312, 4480, 4655, 4664, 4864, 4928, 5035, 5120, 5194, 5320, 5390, 5632, 5830, 5852, 5936, 6080, 6160, 6272, 6688, 6784, 7040, 7049, 7168, 7315, 7420, 7448, 7840, 8056, 8162, 8360, 8480, 8512, 8624, 8960, 9310, 9328, 9728, 9856, 10070, 10241, 10388, 10640, 10780, 11077, 11264, 11660, 11704, 11872, 12160, 12320, 12544, 12985, 13376, 13568, 14080, 14098, 14630, 14840, 14896, 15680, 16112, 16324, 16720, 16960, 17024, 17248, 17920, 18620, 18656, 19456, 19712, 20140, 20405, 20482, 20776, 21280, 21560, 22154, 23320, 23408, 23744, 24320, 24640, 25088, 25970, 26752, 27136, 28160, 28196, 28567, 29260, 29680, 29792, 31360, 32224, 32648, 33440, 33920, 34048, 34496, 35245, 35840, 37240, 37312, 39424, 40280, 40810, 40964, 41552, 42560, 43120, 44308, 46640, 46816, 47488, 48640, 49280, 49343, 50176, 51205, 51940, 53504, 54272, 55385, 56320, 56392, 57134, 58520, 59360, 59584, 62720, 64448, 65296, 66880, 67840, 68096, 68992, 70490, 74480, 74624, 77539, 78848, 80560, 81620, 81928, 83104, 85120, 86240, 88616, 93280, 93632, 94976, 97280, 98560, 98686, 102410, 103880, 107008, 110770, 112784, 114268, 117040, 118720, 119168, 125440, 128896, 130592, 133760, 135680, 136192, 137984, 140980, 142835, 148960, 149248, 155078, 161120, 163240, 163856, 166208, 170240, 172480, 177232, 186560, 187264, 189952, 197120, 197372, 204820, 207760, 214016, 221540, 225568, 228536, 234080, 237440, 238336, 246715, 250880, 257792, 261184, 267520, 271360, 275968, 281960, 285670, 297920, 298496, 310156, 322240, 326480, 327712, 332416, 340480, 344960, 354464, 373120, 374528, 379904, 387695, 394240, 394744, 409640, 415520, 443080, 451136, 457072, 468160, 474880, 476672, 493430, 515584, 522368, 535040, 542773, 551936, 563920, 571340, 595840, 596992, 620312, 644480, 652960, 655424, 664832, 680960, 689920, 708928, 746240, 749056, 775390, 789488, 819280, 831040, 886160, 902272, 914144, 936320, 949760, 953344, 986860, 1031168, 1044736, 1070080, 1085546, 1127840, 1142680, 1191680, 1240624, 1288960, 1305920, 1310848, 1329664, 1379840, 1417856, 1492480, 1498112, 1550780, 1578976, 1638560, 1662080, 1772320, 1804544, 1828288, 1872640, 1899520, 1973720, 2089472, 2171092, 2255680, 2285360, 2383360, 2481248, 2577920, 2611840, 2621696, 2659328, 2713865, 2759680, 2835712, 2984960, 3101560, 3157952, 3277120, 3324160, 3544640, 3609088, 3656576, 3745280, 3947440, 4178944, 4342184, 4511360, 4570720, 4766720, 4962496, 5155840, 5223680, 5243392, 5427730, 5671424, 6203120, 6315904, 6554240, 6648320, 7089280, 7218176, 7313152, 7490560, 7894880, 8684368, 9022720, 9141440, 9924992, 10447360, 10486784, 10855460, 11342848, 12406240, 12631808, 13108480, 13296640, 14178560, 14626304, 15789760, 17368736, 18045440, 18282880, 19849984, 20894720, 21710920, 24812480, 25263616, 26216960, 28357120, 29252608, 31579520, 34737472, 36090880, 36565760, 39699968, 43421840, 49624960, 50527232, 52433920, 56714240, 63159040, 69474944, 73131520, 79399936, 86843680, 99249920, 126318080, 138949888, 146263040, 173687360, 198499840, 252636160, 277899776, 347374720, 396999680, 555799552, 694749440, 1389498880, 2778997760]

約数ペア:

[(1, 2778997760), (2, 1389498880), (4, 694749440), (5, 555799552), (7, 396999680), (8, 347374720), (10, 277899776), (11, 252636160), (14, 198499840), (16, 173687360), (19, 146263040), (20, 138949888), (22, 126318080), (28, 99249920), (32, 86843680), (35, 79399936), (38, 73131520), (40, 69474944), (44, 63159040), (49, 56714240), (53, 52433920), (55, 50527232), (56, 49624960), (64, 43421840), (70, 39699968), (76, 36565760), (77, 36090880), (80, 34737472), (88, 31579520), (95, 29252608), (98, 28357120), (106, 26216960), (110, 25263616), (112, 24812480), (128, 21710920), (133, 20894720), (140, 19849984), (152, 18282880), (154, 18045440), (160, 17368736), (176, 15789760), (190, 14626304), (196, 14178560), (209, 13296640), (212, 13108480), (220, 12631808), (224, 12406240), (245, 11342848), (256, 10855460), (265, 10486784), (266, 10447360), (280, 9924992), (304, 9141440), (308, 9022720), (320, 8684368), (352, 7894880), (371, 7490560), (380, 7313152), (385, 7218176), (392, 7089280), (418, 6648320), (424, 6554240), (440, 6315904), (448, 6203120), (490, 5671424), (512, 5427730), (530, 5243392), (532, 5223680), (539, 5155840), (560, 4962496), (583, 4766720), (608, 4570720), (616, 4511360), (640, 4342184), (665, 4178944), (704, 3947440), (742, 3745280), (760, 3656576), (770, 3609088), (784, 3544640), (836, 3324160), (848, 3277120), (880, 3157952), (896, 3101560), (931, 2984960), (980, 2835712), (1007, 2759680), (1024, 2713865), (1045, 2659328), (1060, 2621696), (1064, 2611840), (1078, 2577920), (1120, 2481248), (1166, 2383360), (1216, 2285360), (1232, 2255680), (1280, 2171092), (1330, 2089472), (1408, 1973720), (1463, 1899520), (1484, 1872640), (1520, 1828288), (1540, 1804544), (1568, 1772320), (1672, 1662080), (1696, 1638560), (1760, 1578976), (1792, 1550780), (1855, 1498112), (1862, 1492480), (1960, 1417856), (2014, 1379840), (2090, 1329664), (2120, 1310848), (2128, 1305920), (2156, 1288960), (2240, 1240624), (2332, 1191680), (2432, 1142680), (2464, 1127840), (2560, 1085546), (2597, 1070080), (2660, 1044736), (2695, 1031168), (2816, 986860), (2915, 953344), (2926, 949760), (2968, 936320), (3040, 914144), (3080, 902272), (3136, 886160), (3344, 831040), (3392, 819280), (3520, 789488), (3584, 775390), (3710, 749056), (3724, 746240), (3920, 708928), (4028, 689920), (4081, 680960), (4180, 664832), (4240, 655424), (4256, 652960), (4312, 644480), (4480, 620312), (4655, 596992), (4664, 595840), (4864, 571340), (4928, 563920), (5035, 551936), (5120, 542773), (5194, 535040), (5320, 522368), (5390, 515584), (5632, 493430), (5830, 476672), (5852, 474880), (5936, 468160), (6080, 457072), (6160, 451136), (6272, 443080), (6688, 415520), (6784, 409640), (7040, 394744), (7049, 394240), (7168, 387695), (7315, 379904), (7420, 374528), (7448, 373120), (7840, 354464), (8056, 344960), (8162, 340480), (8360, 332416), (8480, 327712), (8512, 326480), (8624, 322240), (8960, 310156), (9310, 298496), (9328, 297920), (9728, 285670), (9856, 281960), (10070, 275968), (10241, 271360), (10388, 267520), (10640, 261184), (10780, 257792), (11077, 250880), (11264, 246715), (11660, 238336), (11704, 237440), (11872, 234080), (12160, 228536), (12320, 225568), (12544, 221540), (12985, 214016), (13376, 207760), (13568, 204820), (14080, 197372), (14098, 197120), (14630, 189952), (14840, 187264), (14896, 186560), (15680, 177232), (16112, 172480), (16324, 170240), (16720, 166208), (16960, 163856), (17024, 163240), (17248, 161120), (17920, 155078), (18620, 149248), (18656, 148960), (19456, 142835), (19712, 140980), (20140, 137984), (20405, 136192), (20482, 135680), (20776, 133760), (21280, 130592), (21560, 128896), (22154, 125440), (23320, 119168), (23408, 118720), (23744, 117040), (24320, 114268), (24640, 112784), (25088, 110770), (25970, 107008), (26752, 103880), (27136, 102410), (28160, 98686), (28196, 98560), (28567, 97280), (29260, 94976), (29680, 93632), (29792, 93280), (31360, 88616), (32224, 86240), (32648, 85120), (33440, 83104), (33920, 81928), (34048, 81620), (34496, 80560), (35245, 78848), (35840, 77539), (37240, 74624), (37312, 74480), (39424, 70490), (40280, 68992), (40810, 68096), (40964, 67840), (41552, 66880), (42560, 65296), (43120, 64448), (44308, 62720), (46640, 59584), (46816, 59360), (47488, 58520), (48640, 57134), (49280, 56392), (49343, 56320), (50176, 55385), (51205, 54272), (51940, 53504)]