205271040

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:302

約数の個数: 208

約数和(自身を含む): 710061408

約数和(自身を除く): 504790368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 257, 260, 312, 320, 384, 390, 416, 480, 512, 514, 520, 624, 640, 768, 771, 780, 832, 960, 1024, 1028, 1040, 1248, 1280, 1285, 1536, 1542, 1560, 1664, 1920, 2048, 2056, 2080, 2496, 2560, 2570, 3072, 3084, 3120, 3328, 3341, 3840, 3855, 4096, 4112, 4160, 4992, 5120, 5140, 6144, 6168, 6240, 6656, 6682, 7680, 7710, 8224, 8320, 9984, 10023, 10240, 10280, 12288, 12336, 12480, 13312, 13364, 15360, 15420, 16448, 16640, 16705, 19968, 20046, 20480, 20560, 24672, 24960, 26624, 26728, 30720, 30840, 32896, 33280, 33410, 39936, 40092, 41120, 49344, 49920, 50115, 53248, 53456, 61440, 61680, 65792, 66560, 66820, 79872, 80184, 82240, 98688, 99840, 100230, 106912, 123360, 131584, 133120, 133640, 159744, 160368, 164480, 197376, 199680, 200460, 213824, 246720, 263168, 266240, 267280, 320736, 328960, 394752, 399360, 400920, 427648, 493440, 526336, 534560, 641472, 657920, 789504, 798720, 801840, 855296, 986880, 1052672, 1069120, 1282944, 1315840, 1579008, 1603680, 1710592, 1973760, 2138240, 2565888, 2631680, 3158016, 3207360, 3421184, 3947520, 4276480, 5131776, 5263360, 6414720, 6842368, 7895040, 8552960, 10263552, 12829440, 13684736, 15790080, 17105920, 20527104, 25658880, 34211840, 41054208, 51317760, 68423680, 102635520, 205271040]

約数ペア:

[(1, 205271040), (2, 102635520), (3, 68423680), (4, 51317760), (5, 41054208), (6, 34211840), (8, 25658880), (10, 20527104), (12, 17105920), (13, 15790080), (15, 13684736), (16, 12829440), (20, 10263552), (24, 8552960), (26, 7895040), (30, 6842368), (32, 6414720), (39, 5263360), (40, 5131776), (48, 4276480), (52, 3947520), (60, 3421184), (64, 3207360), (65, 3158016), (78, 2631680), (80, 2565888), (96, 2138240), (104, 1973760), (120, 1710592), (128, 1603680), (130, 1579008), (156, 1315840), (160, 1282944), (192, 1069120), (195, 1052672), (208, 986880), (240, 855296), (256, 801840), (257, 798720), (260, 789504), (312, 657920), (320, 641472), (384, 534560), (390, 526336), (416, 493440), (480, 427648), (512, 400920), (514, 399360), (520, 394752), (624, 328960), (640, 320736), (768, 267280), (771, 266240), (780, 263168), (832, 246720), (960, 213824), (1024, 200460), (1028, 199680), (1040, 197376), (1248, 164480), (1280, 160368), (1285, 159744), (1536, 133640), (1542, 133120), (1560, 131584), (1664, 123360), (1920, 106912), (2048, 100230), (2056, 99840), (2080, 98688), (2496, 82240), (2560, 80184), (2570, 79872), (3072, 66820), (3084, 66560), (3120, 65792), (3328, 61680), (3341, 61440), (3840, 53456), (3855, 53248), (4096, 50115), (4112, 49920), (4160, 49344), (4992, 41120), (5120, 40092), (5140, 39936), (6144, 33410), (6168, 33280), (6240, 32896), (6656, 30840), (6682, 30720), (7680, 26728), (7710, 26624), (8224, 24960), (8320, 24672), (9984, 20560), (10023, 20480), (10240, 20046), (10280, 19968), (12288, 16705), (12336, 16640), (12480, 16448), (13312, 15420), (13364, 15360)]