178919104

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1054

約数の個数: 112

約数和(自身を含む): 451526656

約数和(自身を除く): 272607552

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 182, 208, 217, 224, 248, 364, 403, 416, 434, 448, 496, 728, 806, 832, 868, 991, 992, 1456, 1612, 1736, 1982, 1984, 2821, 2912, 3224, 3472, 3964, 5642, 5824, 6448, 6937, 6944, 7928, 11284, 12883, 12896, 13874, 13888, 15856, 22568, 25766, 25792, 27748, 30721, 31712, 45136, 51532, 55496, 61442, 63424, 90181, 90272, 103064, 110992, 122884, 180362, 180544, 206128, 215047, 221984, 245768, 360724, 399373, 412256, 430094, 443968, 491536, 721448, 798746, 824512, 860188, 983072, 1442896, 1597492, 1720376, 1966144, 2795611, 2885792, 3194984, 3440752, 5591222, 5771584, 6389968, 6881504, 11182444, 12779936, 13763008, 22364888, 25559872, 44729776, 89459552, 178919104]

約数ペア:

[(1, 178919104), (2, 89459552), (4, 44729776), (7, 25559872), (8, 22364888), (13, 13763008), (14, 12779936), (16, 11182444), (26, 6881504), (28, 6389968), (31, 5771584), (32, 5591222), (52, 3440752), (56, 3194984), (62, 2885792), (64, 2795611), (91, 1966144), (104, 1720376), (112, 1597492), (124, 1442896), (182, 983072), (208, 860188), (217, 824512), (224, 798746), (248, 721448), (364, 491536), (403, 443968), (416, 430094), (434, 412256), (448, 399373), (496, 360724), (728, 245768), (806, 221984), (832, 215047), (868, 206128), (991, 180544), (992, 180362), (1456, 122884), (1612, 110992), (1736, 103064), (1982, 90272), (1984, 90181), (2821, 63424), (2912, 61442), (3224, 55496), (3472, 51532), (3964, 45136), (5642, 31712), (5824, 30721), (6448, 27748), (6937, 25792), (6944, 25766), (7928, 22568), (11284, 15856), (12883, 13888), (12896, 13874)]