31125120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 256

約数和(自身を含む): 113097600

約数和(自身を除く): 81972480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 32, 39, 40, 43, 48, 52, 58, 60, 64, 65, 78, 80, 86, 87, 96, 104, 116, 120, 128, 129, 130, 145, 156, 160, 172, 174, 192, 195, 208, 215, 232, 240, 258, 260, 290, 312, 320, 344, 348, 377, 384, 390, 416, 430, 435, 464, 480, 516, 520, 559, 580, 624, 640, 645, 688, 696, 754, 780, 832, 860, 870, 928, 960, 1032, 1040, 1118, 1131, 1160, 1247, 1248, 1290, 1376, 1392, 1508, 1560, 1664, 1677, 1720, 1740, 1856, 1885, 1920, 2064, 2080, 2236, 2262, 2320, 2494, 2496, 2580, 2752, 2784, 2795, 3016, 3120, 3354, 3440, 3480, 3712, 3741, 3770, 4128, 4160, 4472, 4524, 4640, 4988, 4992, 5160, 5504, 5568, 5590, 5655, 6032, 6235, 6240, 6708, 6880, 6960, 7482, 7540, 8256, 8320, 8385, 8944, 9048, 9280, 9976, 10320, 11136, 11180, 11310, 12064, 12470, 12480, 13416, 13760, 13920, 14964, 15080, 16211, 16512, 16770, 17888, 18096, 18560, 18705, 19952, 20640, 22360, 22620, 24128, 24940, 24960, 26832, 27520, 27840, 29928, 30160, 32422, 33540, 35776, 36192, 37410, 39904, 41280, 44720, 45240, 48256, 48633, 49880, 53664, 55680, 59856, 60320, 64844, 67080, 71552, 72384, 74820, 79808, 81055, 82560, 89440, 90480, 97266, 99760, 107328, 119712, 120640, 129688, 134160, 144768, 149640, 159616, 162110, 178880, 180960, 194532, 199520, 214656, 239424, 241280, 243165, 259376, 268320, 299280, 324220, 357760, 361920, 389064, 399040, 478848, 486330, 518752, 536640, 598560, 648440, 723840, 778128, 798080, 972660, 1037504, 1073280, 1197120, 1296880, 1556256, 1945320, 2075008, 2394240, 2593760, 3112512, 3890640, 5187520, 6225024, 7781280, 10375040, 15562560, 31125120]

約数ペア:

[(1, 31125120), (2, 15562560), (3, 10375040), (4, 7781280), (5, 6225024), (6, 5187520), (8, 3890640), (10, 3112512), (12, 2593760), (13, 2394240), (15, 2075008), (16, 1945320), (20, 1556256), (24, 1296880), (26, 1197120), (29, 1073280), (30, 1037504), (32, 972660), (39, 798080), (40, 778128), (43, 723840), (48, 648440), (52, 598560), (58, 536640), (60, 518752), (64, 486330), (65, 478848), (78, 399040), (80, 389064), (86, 361920), (87, 357760), (96, 324220), (104, 299280), (116, 268320), (120, 259376), (128, 243165), (129, 241280), (130, 239424), (145, 214656), (156, 199520), (160, 194532), (172, 180960), (174, 178880), (192, 162110), (195, 159616), (208, 149640), (215, 144768), (232, 134160), (240, 129688), (258, 120640), (260, 119712), (290, 107328), (312, 99760), (320, 97266), (344, 90480), (348, 89440), (377, 82560), (384, 81055), (390, 79808), (416, 74820), (430, 72384), (435, 71552), (464, 67080), (480, 64844), (516, 60320), (520, 59856), (559, 55680), (580, 53664), (624, 49880), (640, 48633), (645, 48256), (688, 45240), (696, 44720), (754, 41280), (780, 39904), (832, 37410), (860, 36192), (870, 35776), (928, 33540), (960, 32422), (1032, 30160), (1040, 29928), (1118, 27840), (1131, 27520), (1160, 26832), (1247, 24960), (1248, 24940), (1290, 24128), (1376, 22620), (1392, 22360), (1508, 20640), (1560, 19952), (1664, 18705), (1677, 18560), (1720, 18096), (1740, 17888), (1856, 16770), (1885, 16512), (1920, 16211), (2064, 15080), (2080, 14964), (2236, 13920), (2262, 13760), (2320, 13416), (2494, 12480), (2496, 12470), (2580, 12064), (2752, 11310), (2784, 11180), (2795, 11136), (3016, 10320), (3120, 9976), (3354, 9280), (3440, 9048), (3480, 8944), (3712, 8385), (3741, 8320), (3770, 8256), (4128, 7540), (4160, 7482), (4472, 6960), (4524, 6880), (4640, 6708), (4988, 6240), (4992, 6235), (5160, 6032), (5504, 5655), (5568, 5590)]