647393280

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:330

約数の個数: 208

約数和(自身を含む): 2130184224

約数和(自身を除く): 1482790944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 256, 257, 320, 328, 384, 410, 480, 492, 512, 514, 615, 640, 656, 768, 771, 820, 960, 984, 1024, 1028, 1230, 1280, 1285, 1312, 1536, 1542, 1640, 1920, 1968, 2048, 2056, 2460, 2560, 2570, 2624, 3072, 3084, 3280, 3840, 3855, 3936, 4096, 4112, 4920, 5120, 5140, 5248, 6144, 6168, 6560, 7680, 7710, 7872, 8224, 9840, 10240, 10280, 10496, 10537, 12288, 12336, 13120, 15360, 15420, 15744, 16448, 19680, 20480, 20560, 20992, 21074, 24672, 26240, 30720, 30840, 31488, 31611, 32896, 39360, 41120, 41984, 42148, 49344, 52480, 52685, 61440, 61680, 62976, 63222, 65792, 78720, 82240, 83968, 84296, 98688, 104960, 105370, 123360, 125952, 126444, 131584, 157440, 158055, 164480, 167936, 168592, 197376, 209920, 210740, 246720, 251904, 252888, 263168, 314880, 316110, 328960, 337184, 394752, 419840, 421480, 493440, 503808, 505776, 526336, 629760, 632220, 657920, 674368, 789504, 839680, 842960, 986880, 1011552, 1052672, 1259520, 1264440, 1315840, 1348736, 1579008, 1685920, 1973760, 2023104, 2519040, 2528880, 2631680, 2697472, 3158016, 3371840, 3947520, 4046208, 5057760, 5263360, 5394944, 6743680, 7895040, 8092416, 10115520, 10789888, 13487360, 15790080, 16184832, 20231040, 21579776, 26974720, 32369664, 40462080, 43159552, 53949440, 64739328, 80924160, 107898880, 129478656, 161848320, 215797760, 323696640, 647393280]

約数ペア:

[(1, 647393280), (2, 323696640), (3, 215797760), (4, 161848320), (5, 129478656), (6, 107898880), (8, 80924160), (10, 64739328), (12, 53949440), (15, 43159552), (16, 40462080), (20, 32369664), (24, 26974720), (30, 21579776), (32, 20231040), (40, 16184832), (41, 15790080), (48, 13487360), (60, 10789888), (64, 10115520), (80, 8092416), (82, 7895040), (96, 6743680), (120, 5394944), (123, 5263360), (128, 5057760), (160, 4046208), (164, 3947520), (192, 3371840), (205, 3158016), (240, 2697472), (246, 2631680), (256, 2528880), (257, 2519040), (320, 2023104), (328, 1973760), (384, 1685920), (410, 1579008), (480, 1348736), (492, 1315840), (512, 1264440), (514, 1259520), (615, 1052672), (640, 1011552), (656, 986880), (768, 842960), (771, 839680), (820, 789504), (960, 674368), (984, 657920), (1024, 632220), (1028, 629760), (1230, 526336), (1280, 505776), (1285, 503808), (1312, 493440), (1536, 421480), (1542, 419840), (1640, 394752), (1920, 337184), (1968, 328960), (2048, 316110), (2056, 314880), (2460, 263168), (2560, 252888), (2570, 251904), (2624, 246720), (3072, 210740), (3084, 209920), (3280, 197376), (3840, 168592), (3855, 167936), (3936, 164480), (4096, 158055), (4112, 157440), (4920, 131584), (5120, 126444), (5140, 125952), (5248, 123360), (6144, 105370), (6168, 104960), (6560, 98688), (7680, 84296), (7710, 83968), (7872, 82240), (8224, 78720), (9840, 65792), (10240, 63222), (10280, 62976), (10496, 61680), (10537, 61440), (12288, 52685), (12336, 52480), (13120, 49344), (15360, 42148), (15420, 41984), (15744, 41120), (16448, 39360), (19680, 32896), (20480, 31611), (20560, 31488), (20992, 30840), (21074, 30720), (24672, 26240)]