81627588

素因数分解:

$2^2\times 3^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:106

約数の個数: 192

約数和(自身を含む): 258621440

約数和(自身を除く): 176993852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 43, 54, 62, 63, 81, 84, 86, 93, 108, 124, 126, 129, 162, 172, 186, 189, 217, 243, 252, 258, 279, 301, 324, 372, 378, 387, 434, 486, 516, 558, 567, 602, 651, 729, 756, 774, 837, 868, 903, 972, 1116, 1134, 1161, 1204, 1302, 1333, 1458, 1548, 1674, 1701, 1806, 1953, 2187, 2268, 2322, 2511, 2604, 2666, 2709, 2916, 3348, 3402, 3483, 3612, 3906, 3999, 4374, 4644, 5022, 5103, 5332, 5418, 5859, 6804, 6966, 7533, 7812, 7998, 8127, 8748, 9331, 10044, 10206, 10449, 10836, 11718, 11997, 13932, 15066, 15309, 15996, 16254, 17577, 18662, 20412, 20898, 22599, 23436, 23994, 24381, 27993, 30132, 30618, 31347, 32508, 35154, 35991, 37324, 41796, 45198, 47988, 48762, 52731, 55986, 61236, 62694, 67797, 70308, 71982, 73143, 83979, 90396, 94041, 97524, 105462, 107973, 111972, 125388, 135594, 143964, 146286, 158193, 167958, 188082, 210924, 215946, 219429, 251937, 271188, 292572, 316386, 323919, 335916, 376164, 431892, 438858, 474579, 503874, 632772, 647838, 658287, 755811, 877716, 949158, 971757, 1007748, 1295676, 1316574, 1511622, 1898316, 1943514, 2267433, 2633148, 2915271, 3023244, 3887028, 4534866, 5830542, 6802299, 9069732, 11661084, 13604598, 20406897, 27209196, 40813794, 81627588]

約数ペア:

[(1, 81627588), (2, 40813794), (3, 27209196), (4, 20406897), (6, 13604598), (7, 11661084), (9, 9069732), (12, 6802299), (14, 5830542), (18, 4534866), (21, 3887028), (27, 3023244), (28, 2915271), (31, 2633148), (36, 2267433), (42, 1943514), (43, 1898316), (54, 1511622), (62, 1316574), (63, 1295676), (81, 1007748), (84, 971757), (86, 949158), (93, 877716), (108, 755811), (124, 658287), (126, 647838), (129, 632772), (162, 503874), (172, 474579), (186, 438858), (189, 431892), (217, 376164), (243, 335916), (252, 323919), (258, 316386), (279, 292572), (301, 271188), (324, 251937), (372, 219429), (378, 215946), (387, 210924), (434, 188082), (486, 167958), (516, 158193), (558, 146286), (567, 143964), (602, 135594), (651, 125388), (729, 111972), (756, 107973), (774, 105462), (837, 97524), (868, 94041), (903, 90396), (972, 83979), (1116, 73143), (1134, 71982), (1161, 70308), (1204, 67797), (1302, 62694), (1333, 61236), (1458, 55986), (1548, 52731), (1674, 48762), (1701, 47988), (1806, 45198), (1953, 41796), (2187, 37324), (2268, 35991), (2322, 35154), (2511, 32508), (2604, 31347), (2666, 30618), (2709, 30132), (2916, 27993), (3348, 24381), (3402, 23994), (3483, 23436), (3612, 22599), (3906, 20898), (3999, 20412), (4374, 18662), (4644, 17577), (5022, 16254), (5103, 15996), (5332, 15309), (5418, 15066), (5859, 13932), (6804, 11997), (6966, 11718), (7533, 10836), (7812, 10449), (7998, 10206), (8127, 10044), (8748, 9331)]