127915872

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:481

約数の個数: 144

約数和(自身を含む): 397135872

約数和(自身を除く): 269220000

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 71, 84, 96, 98, 112, 142, 147, 168, 196, 213, 224, 284, 294, 336, 383, 392, 426, 497, 568, 588, 672, 766, 784, 852, 994, 1136, 1149, 1176, 1491, 1532, 1568, 1704, 1988, 2272, 2298, 2352, 2681, 2982, 3064, 3408, 3479, 3976, 4596, 4704, 5362, 5964, 6128, 6816, 6958, 7952, 8043, 9192, 10437, 10724, 11928, 12256, 13916, 15904, 16086, 18384, 18767, 20874, 21448, 23856, 27193, 27832, 32172, 36768, 37534, 41748, 42896, 47712, 54386, 55664, 56301, 64344, 75068, 81579, 83496, 85792, 108772, 111328, 112602, 128688, 150136, 163158, 166992, 190351, 217544, 225204, 257376, 300272, 326316, 333984, 380702, 435088, 450408, 571053, 600544, 652632, 761404, 870176, 900816, 1142106, 1305264, 1332457, 1522808, 1801632, 2284212, 2610528, 2664914, 3045616, 3997371, 4568424, 5329828, 6091232, 7994742, 9136848, 10659656, 15989484, 18273696, 21319312, 31978968, 42638624, 63957936, 127915872]

約数ペア:

[(1, 127915872), (2, 63957936), (3, 42638624), (4, 31978968), (6, 21319312), (7, 18273696), (8, 15989484), (12, 10659656), (14, 9136848), (16, 7994742), (21, 6091232), (24, 5329828), (28, 4568424), (32, 3997371), (42, 3045616), (48, 2664914), (49, 2610528), (56, 2284212), (71, 1801632), (84, 1522808), (96, 1332457), (98, 1305264), (112, 1142106), (142, 900816), (147, 870176), (168, 761404), (196, 652632), (213, 600544), (224, 571053), (284, 450408), (294, 435088), (336, 380702), (383, 333984), (392, 326316), (426, 300272), (497, 257376), (568, 225204), (588, 217544), (672, 190351), (766, 166992), (784, 163158), (852, 150136), (994, 128688), (1136, 112602), (1149, 111328), (1176, 108772), (1491, 85792), (1532, 83496), (1568, 81579), (1704, 75068), (1988, 64344), (2272, 56301), (2298, 55664), (2352, 54386), (2681, 47712), (2982, 42896), (3064, 41748), (3408, 37534), (3479, 36768), (3976, 32172), (4596, 27832), (4704, 27193), (5362, 23856), (5964, 21448), (6128, 20874), (6816, 18767), (6958, 18384), (7952, 16086), (8043, 15904), (9192, 13916), (10437, 12256), (10724, 11928)]