261565632

素因数分解:

$2^6\times 3^3\times {\mathrm{229}}^1\times {\mathrm{661}}^1$

素因数の和:911

約数の個数: 112

約数和(自身を含む): 773480800

約数和(自身を除く): 511915168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 229, 288, 432, 458, 576, 661, 687, 864, 916, 1322, 1374, 1728, 1832, 1983, 2061, 2644, 2748, 3664, 3966, 4122, 5288, 5496, 5949, 6183, 7328, 7932, 8244, 10576, 10992, 11898, 12366, 14656, 15864, 16488, 17847, 21152, 21984, 23796, 24732, 31728, 32976, 35694, 42304, 43968, 47592, 49464, 63456, 65952, 71388, 95184, 98928, 126912, 131904, 142776, 151369, 190368, 197856, 285552, 302738, 380736, 395712, 454107, 571104, 605476, 908214, 1142208, 1210952, 1362321, 1816428, 2421904, 2724642, 3632856, 4086963, 4843808, 5449284, 7265712, 8173926, 9687616, 10898568, 14531424, 16347852, 21797136, 29062848, 32695704, 43594272, 65391408, 87188544, 130782816, 261565632]

約数ペア:

[(1, 261565632), (2, 130782816), (3, 87188544), (4, 65391408), (6, 43594272), (8, 32695704), (9, 29062848), (12, 21797136), (16, 16347852), (18, 14531424), (24, 10898568), (27, 9687616), (32, 8173926), (36, 7265712), (48, 5449284), (54, 4843808), (64, 4086963), (72, 3632856), (96, 2724642), (108, 2421904), (144, 1816428), (192, 1362321), (216, 1210952), (229, 1142208), (288, 908214), (432, 605476), (458, 571104), (576, 454107), (661, 395712), (687, 380736), (864, 302738), (916, 285552), (1322, 197856), (1374, 190368), (1728, 151369), (1832, 142776), (1983, 131904), (2061, 126912), (2644, 98928), (2748, 95184), (3664, 71388), (3966, 65952), (4122, 63456), (5288, 49464), (5496, 47592), (5949, 43968), (6183, 42304), (7328, 35694), (7932, 32976), (8244, 31728), (10576, 24732), (10992, 23796), (11898, 21984), (12366, 21152), (14656, 17847), (15864, 16488)]