1266391168

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:538

約数の個数: 128

約数和(自身を含む): 3008102400

約数和(自身を除く): 1741711232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 127, 128, 217, 224, 248, 254, 359, 434, 448, 496, 508, 718, 868, 889, 896, 992, 1016, 1436, 1736, 1778, 1984, 2032, 2513, 2872, 3472, 3556, 3937, 3968, 4064, 5026, 5744, 6944, 7112, 7874, 8128, 10052, 11129, 11488, 13888, 14224, 15748, 16256, 20104, 22258, 22976, 27559, 27776, 28448, 31496, 40208, 44516, 45593, 45952, 55118, 56896, 62992, 77903, 80416, 89032, 91186, 110236, 113792, 125984, 155806, 160832, 178064, 182372, 220472, 251968, 311612, 319151, 321664, 356128, 364744, 440944, 503936, 623224, 638302, 712256, 729488, 881888, 1246448, 1276604, 1413383, 1424512, 1458976, 1763776, 2492896, 2553208, 2826766, 2917952, 3527552, 4985792, 5106416, 5653532, 5835904, 9893681, 9971584, 10212832, 11307064, 19787362, 20425664, 22614128, 39574724, 40851328, 45228256, 79149448, 90456512, 158298896, 180913024, 316597792, 633195584, 1266391168]

約数ペア:

[(1, 1266391168), (2, 633195584), (4, 316597792), (7, 180913024), (8, 158298896), (14, 90456512), (16, 79149448), (28, 45228256), (31, 40851328), (32, 39574724), (56, 22614128), (62, 20425664), (64, 19787362), (112, 11307064), (124, 10212832), (127, 9971584), (128, 9893681), (217, 5835904), (224, 5653532), (248, 5106416), (254, 4985792), (359, 3527552), (434, 2917952), (448, 2826766), (496, 2553208), (508, 2492896), (718, 1763776), (868, 1458976), (889, 1424512), (896, 1413383), (992, 1276604), (1016, 1246448), (1436, 881888), (1736, 729488), (1778, 712256), (1984, 638302), (2032, 623224), (2513, 503936), (2872, 440944), (3472, 364744), (3556, 356128), (3937, 321664), (3968, 319151), (4064, 311612), (5026, 251968), (5744, 220472), (6944, 182372), (7112, 178064), (7874, 160832), (8128, 155806), (10052, 125984), (11129, 113792), (11488, 110236), (13888, 91186), (14224, 89032), (15748, 80416), (16256, 77903), (20104, 62992), (22258, 56896), (22976, 55118), (27559, 45952), (27776, 45593), (28448, 44516), (31496, 40208)]