1285114880

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1559}}^1$

素因数の和:1614

約数の個数: 176

約数和(自身を含む): 3678704640

約数和(自身を除く): 2393589760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 368, 448, 460, 512, 560, 640, 644, 736, 805, 896, 920, 1024, 1120, 1280, 1288, 1472, 1559, 1610, 1792, 1840, 2240, 2560, 2576, 2944, 3118, 3220, 3584, 3680, 4480, 5120, 5152, 5888, 6236, 6440, 7168, 7360, 7795, 8960, 10304, 10913, 11776, 12472, 12880, 14720, 15590, 17920, 20608, 21826, 23552, 24944, 25760, 29440, 31180, 35840, 35857, 41216, 43652, 49888, 51520, 54565, 58880, 62360, 71714, 82432, 87304, 99776, 103040, 109130, 117760, 124720, 143428, 164864, 174608, 179285, 199552, 206080, 218260, 249440, 250999, 286856, 349216, 358570, 399104, 412160, 436520, 498880, 501998, 573712, 698432, 717140, 798208, 824320, 873040, 997760, 1003996, 1147424, 1254995, 1396864, 1434280, 1596416, 1746080, 1995520, 2007992, 2294848, 2509990, 2793728, 2868560, 3492160, 3991040, 4015984, 4589696, 5019980, 5587456, 5737120, 6984320, 7982080, 8031968, 9179392, 10039960, 11174912, 11474240, 13968640, 16063936, 18358784, 20079920, 22948480, 27937280, 32127872, 36717568, 40159840, 45896960, 55874560, 64255744, 80319680, 91793920, 128511488, 160639360, 183587840, 257022976, 321278720, 642557440, 1285114880]

約数ペア:

[(1, 1285114880), (2, 642557440), (4, 321278720), (5, 257022976), (7, 183587840), (8, 160639360), (10, 128511488), (14, 91793920), (16, 80319680), (20, 64255744), (23, 55874560), (28, 45896960), (32, 40159840), (35, 36717568), (40, 32127872), (46, 27937280), (56, 22948480), (64, 20079920), (70, 18358784), (80, 16063936), (92, 13968640), (112, 11474240), (115, 11174912), (128, 10039960), (140, 9179392), (160, 8031968), (161, 7982080), (184, 6984320), (224, 5737120), (230, 5587456), (256, 5019980), (280, 4589696), (320, 4015984), (322, 3991040), (368, 3492160), (448, 2868560), (460, 2793728), (512, 2509990), (560, 2294848), (640, 2007992), (644, 1995520), (736, 1746080), (805, 1596416), (896, 1434280), (920, 1396864), (1024, 1254995), (1120, 1147424), (1280, 1003996), (1288, 997760), (1472, 873040), (1559, 824320), (1610, 798208), (1792, 717140), (1840, 698432), (2240, 573712), (2560, 501998), (2576, 498880), (2944, 436520), (3118, 412160), (3220, 399104), (3584, 358570), (3680, 349216), (4480, 286856), (5120, 250999), (5152, 249440), (5888, 218260), (6236, 206080), (6440, 199552), (7168, 179285), (7360, 174608), (7795, 164864), (8960, 143428), (10304, 124720), (10913, 117760), (11776, 109130), (12472, 103040), (12880, 99776), (14720, 87304), (15590, 82432), (17920, 71714), (20608, 62360), (21826, 58880), (23552, 54565), (24944, 51520), (25760, 49888), (29440, 43652), (31180, 41216), (35840, 35857)]