1287459840

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1061}}^1$

素因数の和:1168

約数の個数: 176

約数和(自身を含む): 4173914880

約数和(自身を除く): 2886455040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 474, 480, 512, 632, 640, 768, 790, 948, 960, 1024, 1061, 1185, 1264, 1280, 1536, 1580, 1896, 1920, 2122, 2370, 2528, 2560, 3072, 3160, 3183, 3792, 3840, 4244, 4740, 5056, 5120, 5305, 6320, 6366, 7584, 7680, 8488, 9480, 10112, 10610, 12640, 12732, 15168, 15360, 15915, 16976, 18960, 20224, 21220, 25280, 25464, 30336, 31830, 33952, 37920, 40448, 42440, 50560, 50928, 60672, 63660, 67904, 75840, 80896, 83819, 84880, 101120, 101856, 121344, 127320, 135808, 151680, 167638, 169760, 202240, 203712, 242688, 251457, 254640, 271616, 303360, 335276, 339520, 404480, 407424, 419095, 502914, 509280, 543232, 606720, 670552, 679040, 814848, 838190, 1005828, 1018560, 1086464, 1213440, 1257285, 1341104, 1358080, 1629696, 1676380, 2011656, 2037120, 2514570, 2682208, 2716160, 3259392, 3352760, 4023312, 4074240, 5029140, 5364416, 5432320, 6705520, 8046624, 8148480, 10058280, 10728832, 13411040, 16093248, 16296960, 20116560, 21457664, 26822080, 32186496, 40233120, 42915328, 53644160, 64372992, 80466240, 85830656, 107288320, 128745984, 160932480, 214576640, 257491968, 321864960, 429153280, 643729920, 1287459840]

約数ペア:

[(1, 1287459840), (2, 643729920), (3, 429153280), (4, 321864960), (5, 257491968), (6, 214576640), (8, 160932480), (10, 128745984), (12, 107288320), (15, 85830656), (16, 80466240), (20, 64372992), (24, 53644160), (30, 42915328), (32, 40233120), (40, 32186496), (48, 26822080), (60, 21457664), (64, 20116560), (79, 16296960), (80, 16093248), (96, 13411040), (120, 10728832), (128, 10058280), (158, 8148480), (160, 8046624), (192, 6705520), (237, 5432320), (240, 5364416), (256, 5029140), (316, 4074240), (320, 4023312), (384, 3352760), (395, 3259392), (474, 2716160), (480, 2682208), (512, 2514570), (632, 2037120), (640, 2011656), (768, 1676380), (790, 1629696), (948, 1358080), (960, 1341104), (1024, 1257285), (1061, 1213440), (1185, 1086464), (1264, 1018560), (1280, 1005828), (1536, 838190), (1580, 814848), (1896, 679040), (1920, 670552), (2122, 606720), (2370, 543232), (2528, 509280), (2560, 502914), (3072, 419095), (3160, 407424), (3183, 404480), (3792, 339520), (3840, 335276), (4244, 303360), (4740, 271616), (5056, 254640), (5120, 251457), (5305, 242688), (6320, 203712), (6366, 202240), (7584, 169760), (7680, 167638), (8488, 151680), (9480, 135808), (10112, 127320), (10610, 121344), (12640, 101856), (12732, 101120), (15168, 84880), (15360, 83819), (15915, 80896), (16976, 75840), (18960, 67904), (20224, 63660), (21220, 60672), (25280, 50928), (25464, 50560), (30336, 42440), (31830, 40448), (33952, 37920)]