21516779520

素因数分解:

$2^{23}\times 3^3\times 5^1\times {\mathrm{19}}^1$

素因数の和:79

約数の個数: 384

約数和(自身を含む): 80530632000

約数和(自身を除く): 59013852480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 256, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 512, 513, 540, 570, 576, 608, 640, 684, 720, 760, 768, 855, 864, 912, 960, 1024, 1026, 1080, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1536, 1710, 1728, 1824, 1920, 2048, 2052, 2160, 2280, 2304, 2432, 2560, 2565, 2736, 2880, 3040, 3072, 3420, 3456, 3648, 3840, 4096, 4104, 4320, 4560, 4608, 4864, 5120, 5130, 5472, 5760, 6080, 6144, 6840, 6912, 7296, 7680, 8192, 8208, 8640, 9120, 9216, 9728, 10240, 10260, 10944, 11520, 12160, 12288, 13680, 13824, 14592, 15360, 16384, 16416, 17280, 18240, 18432, 19456, 20480, 20520, 21888, 23040, 24320, 24576, 27360, 27648, 29184, 30720, 32768, 32832, 34560, 36480, 36864, 38912, 40960, 41040, 43776, 46080, 48640, 49152, 54720, 55296, 58368, 61440, 65536, 65664, 69120, 72960, 73728, 77824, 81920, 82080, 87552, 92160, 97280, 98304, 109440, 110592, 116736, 122880, 131072, 131328, 138240, 145920, 147456, 155648, 163840, 164160, 175104, 184320, 194560, 196608, 218880, 221184, 233472, 245760, 262144, 262656, 276480, 291840, 294912, 311296, 327680, 328320, 350208, 368640, 389120, 393216, 437760, 442368, 466944, 491520, 524288, 525312, 552960, 583680, 589824, 622592, 655360, 656640, 700416, 737280, 778240, 786432, 875520, 884736, 933888, 983040, 1048576, 1050624, 1105920, 1167360, 1179648, 1245184, 1310720, 1313280, 1400832, 1474560, 1556480, 1572864, 1751040, 1769472, 1867776, 1966080, 2097152, 2101248, 2211840, 2334720, 2359296, 2490368, 2621440, 2626560, 2801664, 2949120, 3112960, 3145728, 3502080, 3538944, 3735552, 3932160, 4194304, 4202496, 4423680, 4669440, 4718592, 4980736, 5242880, 5253120, 5603328, 5898240, 6225920, 6291456, 7004160, 7077888, 7471104, 7864320, 8388608, 8404992, 8847360, 9338880, 9437184, 9961472, 10485760, 10506240, 11206656, 11796480, 12451840, 12582912, 14008320, 14155776, 14942208, 15728640, 16809984, 17694720, 18677760, 18874368, 19922944, 20971520, 21012480, 22413312, 23592960, 24903680, 25165824, 28016640, 28311552, 29884416, 31457280, 33619968, 35389440, 37355520, 37748736, 39845888, 41943040, 42024960, 44826624, 47185920, 49807360, 56033280, 56623104, 59768832, 62914560, 67239936, 70778880, 74711040, 75497472, 79691776, 84049920, 89653248, 94371840, 99614720, 112066560, 113246208, 119537664, 125829120, 134479872, 141557760, 149422080, 159383552, 168099840, 179306496, 188743680, 199229440, 224133120, 226492416, 239075328, 268959744, 283115520, 298844160, 336199680, 358612992, 377487360, 398458880, 448266240, 478150656, 537919488, 566231040, 597688320, 672399360, 717225984, 796917760, 896532480, 1075838976, 1132462080, 1195376640, 1344798720, 1434451968, 1793064960, 2151677952, 2390753280, 2689597440, 3586129920, 4303355904, 5379194880, 7172259840, 10758389760, 21516779520]

約数ペア:

[(1, 21516779520), (2, 10758389760), (3, 7172259840), (4, 5379194880), (5, 4303355904), (6, 3586129920), (8, 2689597440), (9, 2390753280), (10, 2151677952), (12, 1793064960), (15, 1434451968), (16, 1344798720), (18, 1195376640), (19, 1132462080), (20, 1075838976), (24, 896532480), (27, 796917760), (30, 717225984), (32, 672399360), (36, 597688320), (38, 566231040), (40, 537919488), (45, 478150656), (48, 448266240), (54, 398458880), (57, 377487360), (60, 358612992), (64, 336199680), (72, 298844160), (76, 283115520), (80, 268959744), (90, 239075328), (95, 226492416), (96, 224133120), (108, 199229440), (114, 188743680), (120, 179306496), (128, 168099840), (135, 159383552), (144, 149422080), (152, 141557760), (160, 134479872), (171, 125829120), (180, 119537664), (190, 113246208), (192, 112066560), (216, 99614720), (228, 94371840), (240, 89653248), (256, 84049920), (270, 79691776), (285, 75497472), (288, 74711040), (304, 70778880), (320, 67239936), (342, 62914560), (360, 59768832), (380, 56623104), (384, 56033280), (432, 49807360), (456, 47185920), (480, 44826624), (512, 42024960), (513, 41943040), (540, 39845888), (570, 37748736), (576, 37355520), (608, 35389440), (640, 33619968), (684, 31457280), (720, 29884416), (760, 28311552), (768, 28016640), (855, 25165824), (864, 24903680), (912, 23592960), (960, 22413312), (1024, 21012480), (1026, 20971520), (1080, 19922944), (1140, 18874368), (1152, 18677760), (1216, 17694720), (1280, 16809984), (1368, 15728640), (1440, 14942208), (1520, 14155776), (1536, 14008320), (1710, 12582912), (1728, 12451840), (1824, 11796480), (1920, 11206656), (2048, 10506240), (2052, 10485760), (2160, 9961472), (2280, 9437184), (2304, 9338880), (2432, 8847360), (2560, 8404992), (2565, 8388608), (2736, 7864320), (2880, 7471104), (3040, 7077888), (3072, 7004160), (3420, 6291456), (3456, 6225920), (3648, 5898240), (3840, 5603328), (4096, 5253120), (4104, 5242880), (4320, 4980736), (4560, 4718592), (4608, 4669440), (4864, 4423680), (5120, 4202496), (5130, 4194304), (5472, 3932160), (5760, 3735552), (6080, 3538944), (6144, 3502080), (6840, 3145728), (6912, 3112960), (7296, 2949120), (7680, 2801664), (8192, 2626560), (8208, 2621440), (8640, 2490368), (9120, 2359296), (9216, 2334720), (9728, 2211840), (10240, 2101248), (10260, 2097152), (10944, 1966080), (11520, 1867776), (12160, 1769472), (12288, 1751040), (13680, 1572864), (13824, 1556480), (14592, 1474560), (15360, 1400832), (16384, 1313280), (16416, 1310720), (17280, 1245184), (18240, 1179648), (18432, 1167360), (19456, 1105920), (20480, 1050624), (20520, 1048576), (21888, 983040), (23040, 933888), (24320, 884736), (24576, 875520), (27360, 786432), (27648, 778240), (29184, 737280), (30720, 700416), (32768, 656640), (32832, 655360), (34560, 622592), (36480, 589824), (36864, 583680), (38912, 552960), (40960, 525312), (41040, 524288), (43776, 491520), (46080, 466944), (48640, 442368), (49152, 437760), (54720, 393216), (55296, 389120), (58368, 368640), (61440, 350208), (65536, 328320), (65664, 327680), (69120, 311296), (72960, 294912), (73728, 291840), (77824, 276480), (81920, 262656), (82080, 262144), (87552, 245760), (92160, 233472), (97280, 221184), (98304, 218880), (109440, 196608), (110592, 194560), (116736, 184320), (122880, 175104), (131072, 164160), (131328, 163840), (138240, 155648), (145920, 147456)]