2810235520

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:690

約数の個数: 128

約数和(自身を含む): 6873984000

約数和(自身を除く): 4063748480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 103, 128, 160, 178, 206, 320, 356, 412, 445, 479, 515, 640, 712, 824, 890, 958, 1030, 1424, 1648, 1780, 1916, 2060, 2395, 2848, 3296, 3560, 3832, 4120, 4790, 5696, 6592, 7120, 7664, 8240, 9167, 9580, 11392, 13184, 14240, 15328, 16480, 18334, 19160, 28480, 30656, 32960, 36668, 38320, 42631, 45835, 49337, 56960, 61312, 65920, 73336, 76640, 85262, 91670, 98674, 146672, 153280, 170524, 183340, 197348, 213155, 246685, 293344, 306560, 341048, 366680, 394696, 426310, 493370, 586688, 682096, 733360, 789392, 852620, 986740, 1173376, 1364192, 1466720, 1578784, 1705240, 1973480, 2728384, 2933440, 3157568, 3410480, 3946960, 4390993, 5456768, 5866880, 6315136, 6820960, 7893920, 8781986, 13641920, 15787840, 17563972, 21954965, 27283840, 31575680, 35127944, 43909930, 70255888, 87819860, 140511776, 175639720, 281023552, 351279440, 562047104, 702558880, 1405117760, 2810235520]

約数ペア:

[(1, 2810235520), (2, 1405117760), (4, 702558880), (5, 562047104), (8, 351279440), (10, 281023552), (16, 175639720), (20, 140511776), (32, 87819860), (40, 70255888), (64, 43909930), (80, 35127944), (89, 31575680), (103, 27283840), (128, 21954965), (160, 17563972), (178, 15787840), (206, 13641920), (320, 8781986), (356, 7893920), (412, 6820960), (445, 6315136), (479, 5866880), (515, 5456768), (640, 4390993), (712, 3946960), (824, 3410480), (890, 3157568), (958, 2933440), (1030, 2728384), (1424, 1973480), (1648, 1705240), (1780, 1578784), (1916, 1466720), (2060, 1364192), (2395, 1173376), (2848, 986740), (3296, 852620), (3560, 789392), (3832, 733360), (4120, 682096), (4790, 586688), (5696, 493370), (6592, 426310), (7120, 394696), (7664, 366680), (8240, 341048), (9167, 306560), (9580, 293344), (11392, 246685), (13184, 213155), (14240, 197348), (15328, 183340), (16480, 170524), (18334, 153280), (19160, 146672), (28480, 98674), (30656, 91670), (32960, 85262), (36668, 76640), (38320, 73336), (42631, 65920), (45835, 61312), (49337, 56960)]