1980016128

素因数分解:

$2^9\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:305

約数の個数: 240

約数和(自身を含む): 6005615616

約数和(自身を除く): 4025599488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 83, 93, 96, 124, 128, 144, 166, 167, 186, 192, 248, 249, 256, 279, 288, 332, 334, 372, 384, 496, 498, 501, 512, 558, 576, 664, 668, 744, 747, 768, 992, 996, 1002, 1116, 1152, 1328, 1336, 1488, 1494, 1503, 1536, 1984, 1992, 2004, 2232, 2304, 2573, 2656, 2672, 2976, 2988, 3006, 3968, 3984, 4008, 4464, 4608, 5146, 5177, 5312, 5344, 5952, 5976, 6012, 7719, 7936, 7968, 8016, 8928, 10292, 10354, 10624, 10688, 11904, 11952, 12024, 13861, 15438, 15531, 15872, 15936, 16032, 17856, 20584, 20708, 21248, 21376, 23157, 23808, 23904, 24048, 27722, 30876, 31062, 31872, 32064, 35712, 41168, 41416, 41583, 42496, 42752, 46314, 46593, 47616, 47808, 48096, 55444, 61752, 62124, 63744, 64128, 71424, 82336, 82832, 83166, 85504, 92628, 93186, 95616, 96192, 110888, 123504, 124248, 124749, 127488, 128256, 142848, 164672, 165664, 166332, 185256, 186372, 191232, 192384, 221776, 247008, 248496, 249498, 256512, 329344, 331328, 332664, 370512, 372744, 382464, 384768, 429691, 443552, 494016, 496992, 498996, 658688, 662656, 665328, 741024, 745488, 769536, 859382, 887104, 988032, 993984, 997992, 1289073, 1317376, 1325312, 1330656, 1482048, 1490976, 1718764, 1774208, 1976064, 1987968, 1995984, 2578146, 2650624, 2661312, 2964096, 2981952, 3437528, 3548416, 3867219, 3952128, 3975936, 3991968, 5156292, 5322624, 5928192, 5963904, 6875056, 7096832, 7734438, 7951872, 7983936, 10312584, 10645248, 11856384, 11927808, 13750112, 15468876, 15967872, 20625168, 21290496, 23855616, 27500224, 30937752, 31935744, 41250336, 55000448, 61875504, 63871488, 82500672, 110000896, 123751008, 165001344, 220001792, 247502016, 330002688, 495004032, 660005376, 990008064, 1980016128]

約数ペア:

[(1, 1980016128), (2, 990008064), (3, 660005376), (4, 495004032), (6, 330002688), (8, 247502016), (9, 220001792), (12, 165001344), (16, 123751008), (18, 110000896), (24, 82500672), (31, 63871488), (32, 61875504), (36, 55000448), (48, 41250336), (62, 31935744), (64, 30937752), (72, 27500224), (83, 23855616), (93, 21290496), (96, 20625168), (124, 15967872), (128, 15468876), (144, 13750112), (166, 11927808), (167, 11856384), (186, 10645248), (192, 10312584), (248, 7983936), (249, 7951872), (256, 7734438), (279, 7096832), (288, 6875056), (332, 5963904), (334, 5928192), (372, 5322624), (384, 5156292), (496, 3991968), (498, 3975936), (501, 3952128), (512, 3867219), (558, 3548416), (576, 3437528), (664, 2981952), (668, 2964096), (744, 2661312), (747, 2650624), (768, 2578146), (992, 1995984), (996, 1987968), (1002, 1976064), (1116, 1774208), (1152, 1718764), (1328, 1490976), (1336, 1482048), (1488, 1330656), (1494, 1325312), (1503, 1317376), (1536, 1289073), (1984, 997992), (1992, 993984), (2004, 988032), (2232, 887104), (2304, 859382), (2573, 769536), (2656, 745488), (2672, 741024), (2976, 665328), (2988, 662656), (3006, 658688), (3968, 498996), (3984, 496992), (4008, 494016), (4464, 443552), (4608, 429691), (5146, 384768), (5177, 382464), (5312, 372744), (5344, 370512), (5952, 332664), (5976, 331328), (6012, 329344), (7719, 256512), (7936, 249498), (7968, 248496), (8016, 247008), (8928, 221776), (10292, 192384), (10354, 191232), (10624, 186372), (10688, 185256), (11904, 166332), (11952, 165664), (12024, 164672), (13861, 142848), (15438, 128256), (15531, 127488), (15872, 124749), (15936, 124248), (16032, 123504), (17856, 110888), (20584, 96192), (20708, 95616), (21248, 93186), (21376, 92628), (23157, 85504), (23808, 83166), (23904, 82832), (24048, 82336), (27722, 71424), (30876, 64128), (31062, 63744), (31872, 62124), (32064, 61752), (35712, 55444), (41168, 48096), (41416, 47808), (41583, 47616), (42496, 46593), (42752, 46314)]