688542720

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1949}}^1$

素因数の和:2000

約数の個数: 176

約数和(自身を含む): 2299190400

約数和(自身を除く): 1610647680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 512, 552, 640, 690, 736, 768, 920, 960, 1024, 1104, 1280, 1380, 1472, 1536, 1840, 1920, 1949, 2208, 2560, 2760, 2944, 3072, 3680, 3840, 3898, 4416, 5120, 5520, 5847, 5888, 7360, 7680, 7796, 8832, 9745, 11040, 11694, 11776, 14720, 15360, 15592, 17664, 19490, 22080, 23388, 23552, 29235, 29440, 31184, 35328, 38980, 44160, 44827, 46776, 58470, 58880, 62368, 70656, 77960, 88320, 89654, 93552, 116940, 117760, 124736, 134481, 155920, 176640, 179308, 187104, 224135, 233880, 249472, 268962, 311840, 353280, 358616, 374208, 448270, 467760, 498944, 537924, 623680, 672405, 717232, 748416, 896540, 935520, 997888, 1075848, 1247360, 1344810, 1434464, 1496832, 1793080, 1871040, 1995776, 2151696, 2494720, 2689620, 2868928, 2993664, 3586160, 3742080, 4303392, 4989440, 5379240, 5737856, 5987328, 7172320, 7484160, 8606784, 9978880, 10758480, 11475712, 14344640, 14968320, 17213568, 21516960, 22951424, 28689280, 29936640, 34427136, 43033920, 45902848, 57378560, 68854272, 86067840, 114757120, 137708544, 172135680, 229514240, 344271360, 688542720]

約数ペア:

[(1, 688542720), (2, 344271360), (3, 229514240), (4, 172135680), (5, 137708544), (6, 114757120), (8, 86067840), (10, 68854272), (12, 57378560), (15, 45902848), (16, 43033920), (20, 34427136), (23, 29936640), (24, 28689280), (30, 22951424), (32, 21516960), (40, 17213568), (46, 14968320), (48, 14344640), (60, 11475712), (64, 10758480), (69, 9978880), (80, 8606784), (92, 7484160), (96, 7172320), (115, 5987328), (120, 5737856), (128, 5379240), (138, 4989440), (160, 4303392), (184, 3742080), (192, 3586160), (230, 2993664), (240, 2868928), (256, 2689620), (276, 2494720), (320, 2151696), (345, 1995776), (368, 1871040), (384, 1793080), (460, 1496832), (480, 1434464), (512, 1344810), (552, 1247360), (640, 1075848), (690, 997888), (736, 935520), (768, 896540), (920, 748416), (960, 717232), (1024, 672405), (1104, 623680), (1280, 537924), (1380, 498944), (1472, 467760), (1536, 448270), (1840, 374208), (1920, 358616), (1949, 353280), (2208, 311840), (2560, 268962), (2760, 249472), (2944, 233880), (3072, 224135), (3680, 187104), (3840, 179308), (3898, 176640), (4416, 155920), (5120, 134481), (5520, 124736), (5847, 117760), (5888, 116940), (7360, 93552), (7680, 89654), (7796, 88320), (8832, 77960), (9745, 70656), (11040, 62368), (11694, 58880), (11776, 58470), (14720, 46776), (15360, 44827), (15592, 44160), (17664, 38980), (19490, 35328), (22080, 31184), (23388, 29440), (23552, 29235)]