255289968

素因数分解:

$2^4\times 3^6\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:578

約数の個数: 140

約数和(自身を含む): 760334520

約数和(自身を除く): 505044552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 81, 86, 108, 129, 144, 162, 172, 216, 243, 258, 324, 344, 387, 432, 486, 509, 516, 648, 688, 729, 774, 972, 1018, 1032, 1161, 1296, 1458, 1527, 1548, 1944, 2036, 2064, 2322, 2916, 3054, 3096, 3483, 3888, 4072, 4581, 4644, 5832, 6108, 6192, 6966, 8144, 9162, 9288, 10449, 11664, 12216, 13743, 13932, 18324, 18576, 20898, 21887, 24432, 27486, 27864, 31347, 36648, 41229, 41796, 43774, 54972, 55728, 62694, 65661, 73296, 82458, 83592, 87548, 109944, 123687, 125388, 131322, 164916, 167184, 175096, 196983, 219888, 247374, 250776, 262644, 329832, 350192, 371061, 393966, 494748, 501552, 525288, 590949, 659664, 742122, 787932, 989496, 1050576, 1181898, 1484244, 1575864, 1772847, 1978992, 2363796, 2968488, 3151728, 3545694, 4727592, 5318541, 5936976, 7091388, 9455184, 10637082, 14182776, 15955623, 21274164, 28365552, 31911246, 42548328, 63822492, 85096656, 127644984, 255289968]

約数ペア:

[(1, 255289968), (2, 127644984), (3, 85096656), (4, 63822492), (6, 42548328), (8, 31911246), (9, 28365552), (12, 21274164), (16, 15955623), (18, 14182776), (24, 10637082), (27, 9455184), (36, 7091388), (43, 5936976), (48, 5318541), (54, 4727592), (72, 3545694), (81, 3151728), (86, 2968488), (108, 2363796), (129, 1978992), (144, 1772847), (162, 1575864), (172, 1484244), (216, 1181898), (243, 1050576), (258, 989496), (324, 787932), (344, 742122), (387, 659664), (432, 590949), (486, 525288), (509, 501552), (516, 494748), (648, 393966), (688, 371061), (729, 350192), (774, 329832), (972, 262644), (1018, 250776), (1032, 247374), (1161, 219888), (1296, 196983), (1458, 175096), (1527, 167184), (1548, 164916), (1944, 131322), (2036, 125388), (2064, 123687), (2322, 109944), (2916, 87548), (3054, 83592), (3096, 82458), (3483, 73296), (3888, 65661), (4072, 62694), (4581, 55728), (4644, 54972), (5832, 43774), (6108, 41796), (6192, 41229), (6966, 36648), (8144, 31347), (9162, 27864), (9288, 27486), (10449, 24432), (11664, 21887), (12216, 20898), (13743, 18576), (13932, 18324)]