276807680

素因数分解:

$2^{14}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 120

約数和(自身を含む): 692039040

約数和(自身を除く): 415231360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 109, 124, 128, 155, 160, 218, 248, 256, 310, 320, 436, 496, 512, 545, 620, 640, 872, 992, 1024, 1090, 1240, 1280, 1744, 1984, 2048, 2180, 2480, 2560, 3379, 3488, 3968, 4096, 4360, 4960, 5120, 6758, 6976, 7936, 8192, 8720, 9920, 10240, 13516, 13952, 15872, 16384, 16895, 17440, 19840, 20480, 27032, 27904, 31744, 33790, 34880, 39680, 40960, 54064, 55808, 63488, 67580, 69760, 79360, 81920, 108128, 111616, 126976, 135160, 139520, 158720, 216256, 223232, 253952, 270320, 279040, 317440, 432512, 446464, 507904, 540640, 558080, 634880, 865024, 892928, 1081280, 1116160, 1269760, 1730048, 1785856, 2162560, 2232320, 2539520, 3460096, 4325120, 4464640, 6920192, 8650240, 8929280, 13840384, 17300480, 27680768, 34600960, 55361536, 69201920, 138403840, 276807680]

約数ペア:

[(1, 276807680), (2, 138403840), (4, 69201920), (5, 55361536), (8, 34600960), (10, 27680768), (16, 17300480), (20, 13840384), (31, 8929280), (32, 8650240), (40, 6920192), (62, 4464640), (64, 4325120), (80, 3460096), (109, 2539520), (124, 2232320), (128, 2162560), (155, 1785856), (160, 1730048), (218, 1269760), (248, 1116160), (256, 1081280), (310, 892928), (320, 865024), (436, 634880), (496, 558080), (512, 540640), (545, 507904), (620, 446464), (640, 432512), (872, 317440), (992, 279040), (1024, 270320), (1090, 253952), (1240, 223232), (1280, 216256), (1744, 158720), (1984, 139520), (2048, 135160), (2180, 126976), (2480, 111616), (2560, 108128), (3379, 81920), (3488, 79360), (3968, 69760), (4096, 67580), (4360, 63488), (4960, 55808), (5120, 54064), (6758, 40960), (6976, 39680), (7936, 34880), (8192, 33790), (8720, 31744), (9920, 27904), (10240, 27032), (13516, 20480), (13952, 19840), (15872, 17440), (16384, 16895)]