212864848

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1657}}^1$

素因数の和:1740

約数の個数: 80

約数和(自身を含む): 499999744

約数和(自身を除く): 287134896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 56, 62, 74, 112, 124, 148, 217, 248, 259, 296, 434, 496, 518, 592, 868, 1036, 1147, 1657, 1736, 2072, 2294, 3314, 3472, 4144, 4588, 6628, 8029, 9176, 11599, 13256, 16058, 18352, 23198, 26512, 32116, 46396, 51367, 61309, 64232, 92792, 102734, 122618, 128464, 185584, 205468, 245236, 359569, 410936, 429163, 490472, 719138, 821872, 858326, 980944, 1438276, 1716652, 1900579, 2876552, 3433304, 3801158, 5753104, 6866608, 7602316, 13304053, 15204632, 26608106, 30409264, 53216212, 106432424, 212864848]

約数ペア:

[(1, 212864848), (2, 106432424), (4, 53216212), (7, 30409264), (8, 26608106), (14, 15204632), (16, 13304053), (28, 7602316), (31, 6866608), (37, 5753104), (56, 3801158), (62, 3433304), (74, 2876552), (112, 1900579), (124, 1716652), (148, 1438276), (217, 980944), (248, 858326), (259, 821872), (296, 719138), (434, 490472), (496, 429163), (518, 410936), (592, 359569), (868, 245236), (1036, 205468), (1147, 185584), (1657, 128464), (1736, 122618), (2072, 102734), (2294, 92792), (3314, 64232), (3472, 61309), (4144, 51367), (4588, 46396), (6628, 32116), (8029, 26512), (9176, 23198), (11599, 18352), (13256, 16058)]