208529208

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:662

約数の個数: 128

約数和(自身を含む): 620136000

約数和(自身を除く): 411606792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 108, 109, 136, 153, 204, 216, 218, 306, 327, 408, 436, 459, 521, 612, 654, 872, 918, 981, 1042, 1224, 1308, 1563, 1836, 1853, 1962, 2084, 2616, 2943, 3126, 3672, 3706, 3924, 4168, 4689, 5559, 5886, 6252, 7412, 7848, 8857, 9378, 11118, 11772, 12504, 14067, 14824, 16677, 17714, 18756, 22236, 23544, 26571, 28134, 33354, 35428, 37512, 44472, 50031, 53142, 56268, 56789, 66708, 70856, 79713, 100062, 106284, 112536, 113578, 133416, 159426, 170367, 200124, 212568, 227156, 239139, 318852, 340734, 400248, 454312, 478278, 511101, 637704, 681468, 956556, 965413, 1022202, 1362936, 1533303, 1913112, 1930826, 2044404, 2896239, 3066606, 3861652, 4088808, 5792478, 6133212, 7723304, 8688717, 11584956, 12266424, 17377434, 23169912, 26066151, 34754868, 52132302, 69509736, 104264604, 208529208]

約数ペア:

[(1, 208529208), (2, 104264604), (3, 69509736), (4, 52132302), (6, 34754868), (8, 26066151), (9, 23169912), (12, 17377434), (17, 12266424), (18, 11584956), (24, 8688717), (27, 7723304), (34, 6133212), (36, 5792478), (51, 4088808), (54, 3861652), (68, 3066606), (72, 2896239), (102, 2044404), (108, 1930826), (109, 1913112), (136, 1533303), (153, 1362936), (204, 1022202), (216, 965413), (218, 956556), (306, 681468), (327, 637704), (408, 511101), (436, 478278), (459, 454312), (521, 400248), (612, 340734), (654, 318852), (872, 239139), (918, 227156), (981, 212568), (1042, 200124), (1224, 170367), (1308, 159426), (1563, 133416), (1836, 113578), (1853, 112536), (1962, 106284), (2084, 100062), (2616, 79713), (2943, 70856), (3126, 66708), (3672, 56789), (3706, 56268), (3924, 53142), (4168, 50031), (4689, 44472), (5559, 37512), (5886, 35428), (6252, 33354), (7412, 28134), (7848, 26571), (8857, 23544), (9378, 22236), (11118, 18756), (11772, 17714), (12504, 16677), (14067, 14824)]