256536384

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1301}}^1$

素因数の和:1408

約数の個数: 112

約数和(自身を含む): 740785920

約数和(自身を除く): 484249536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 79, 96, 104, 156, 158, 192, 208, 237, 312, 316, 416, 474, 624, 632, 832, 948, 1027, 1248, 1264, 1301, 1896, 2054, 2496, 2528, 2602, 3081, 3792, 3903, 4108, 5056, 5204, 6162, 7584, 7806, 8216, 10408, 12324, 15168, 15612, 16432, 16913, 20816, 24648, 31224, 32864, 33826, 41632, 49296, 50739, 62448, 65728, 67652, 83264, 98592, 101478, 102779, 124896, 135304, 197184, 202956, 205558, 249792, 270608, 308337, 405912, 411116, 541216, 616674, 811824, 822232, 1082432, 1233348, 1336127, 1623648, 1644464, 2466696, 2672254, 3247296, 3288928, 4008381, 4933392, 5344508, 6577856, 8016762, 9866784, 10689016, 16033524, 19733568, 21378032, 32067048, 42756064, 64134096, 85512128, 128268192, 256536384]

約数ペア:

[(1, 256536384), (2, 128268192), (3, 85512128), (4, 64134096), (6, 42756064), (8, 32067048), (12, 21378032), (13, 19733568), (16, 16033524), (24, 10689016), (26, 9866784), (32, 8016762), (39, 6577856), (48, 5344508), (52, 4933392), (64, 4008381), (78, 3288928), (79, 3247296), (96, 2672254), (104, 2466696), (156, 1644464), (158, 1623648), (192, 1336127), (208, 1233348), (237, 1082432), (312, 822232), (316, 811824), (416, 616674), (474, 541216), (624, 411116), (632, 405912), (832, 308337), (948, 270608), (1027, 249792), (1248, 205558), (1264, 202956), (1301, 197184), (1896, 135304), (2054, 124896), (2496, 102779), (2528, 101478), (2602, 98592), (3081, 83264), (3792, 67652), (3903, 65728), (4108, 62448), (5056, 50739), (5204, 49296), (6162, 41632), (7584, 33826), (7806, 32864), (8216, 31224), (10408, 24648), (12324, 20816), (15168, 16913), (15612, 16432)]