2559966720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1297}}^1$

素因数の和:1580

約数の個数: 160

約数和(自身を含む): 8222071968

約数和(自身を除く): 5662105248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 257, 320, 384, 480, 512, 514, 640, 768, 771, 960, 1028, 1280, 1285, 1297, 1536, 1542, 1920, 2056, 2560, 2570, 2594, 3084, 3840, 3855, 3891, 4112, 5140, 5188, 6168, 6485, 7680, 7710, 7782, 8224, 10280, 10376, 12336, 12970, 15420, 15564, 16448, 19455, 20560, 20752, 24672, 25940, 30840, 31128, 32896, 38910, 41120, 41504, 49344, 51880, 61680, 62256, 65792, 77820, 82240, 83008, 98688, 103760, 123360, 124512, 131584, 155640, 164480, 166016, 197376, 207520, 246720, 249024, 311280, 328960, 332032, 333329, 394752, 415040, 493440, 498048, 622560, 657920, 664064, 666658, 830080, 986880, 996096, 999987, 1245120, 1333316, 1660160, 1666645, 1973760, 1992192, 1999974, 2490240, 2666632, 3320320, 3333290, 3999948, 4980480, 4999935, 5333264, 6666580, 7999896, 9960960, 9999870, 10666528, 13333160, 15999792, 19999740, 21333056, 26666320, 31999584, 39999480, 42666112, 53332640, 63999168, 79998960, 85332224, 106665280, 127998336, 159997920, 170664448, 213330560, 255996672, 319995840, 426661120, 511993344, 639991680, 853322240, 1279983360, 2559966720]

約数ペア:

[(1, 2559966720), (2, 1279983360), (3, 853322240), (4, 639991680), (5, 511993344), (6, 426661120), (8, 319995840), (10, 255996672), (12, 213330560), (15, 170664448), (16, 159997920), (20, 127998336), (24, 106665280), (30, 85332224), (32, 79998960), (40, 63999168), (48, 53332640), (60, 42666112), (64, 39999480), (80, 31999584), (96, 26666320), (120, 21333056), (128, 19999740), (160, 15999792), (192, 13333160), (240, 10666528), (256, 9999870), (257, 9960960), (320, 7999896), (384, 6666580), (480, 5333264), (512, 4999935), (514, 4980480), (640, 3999948), (768, 3333290), (771, 3320320), (960, 2666632), (1028, 2490240), (1280, 1999974), (1285, 1992192), (1297, 1973760), (1536, 1666645), (1542, 1660160), (1920, 1333316), (2056, 1245120), (2560, 999987), (2570, 996096), (2594, 986880), (3084, 830080), (3840, 666658), (3855, 664064), (3891, 657920), (4112, 622560), (5140, 498048), (5188, 493440), (6168, 415040), (6485, 394752), (7680, 333329), (7710, 332032), (7782, 328960), (8224, 311280), (10280, 249024), (10376, 246720), (12336, 207520), (12970, 197376), (15420, 166016), (15564, 164480), (16448, 155640), (19455, 131584), (20560, 124512), (20752, 123360), (24672, 103760), (25940, 98688), (30840, 83008), (31128, 82240), (32896, 77820), (38910, 65792), (41120, 62256), (41504, 61680), (49344, 51880)]