205749648

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{839}}^1$

素因数の和:997

約数の個数: 120

約数和(自身を含む): 625584960

約数和(自身を除く): 419835312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 131, 144, 156, 208, 234, 262, 312, 393, 468, 524, 624, 786, 839, 936, 1048, 1179, 1572, 1678, 1703, 1872, 2096, 2358, 2517, 3144, 3356, 3406, 4716, 5034, 5109, 6288, 6712, 6812, 7551, 9432, 10068, 10218, 10907, 13424, 13624, 15102, 15327, 18864, 20136, 20436, 21814, 27248, 30204, 30654, 32721, 40272, 40872, 43628, 60408, 61308, 65442, 81744, 87256, 98163, 109909, 120816, 122616, 130884, 174512, 196326, 219818, 245232, 261768, 329727, 392652, 439636, 523536, 659454, 785304, 879272, 989181, 1318908, 1428817, 1570608, 1758544, 1978362, 2637816, 2857634, 3956724, 4286451, 5275632, 5715268, 7913448, 8572902, 11430536, 12859353, 15826896, 17145804, 22861072, 25718706, 34291608, 51437412, 68583216, 102874824, 205749648]

約数ペア:

[(1, 205749648), (2, 102874824), (3, 68583216), (4, 51437412), (6, 34291608), (8, 25718706), (9, 22861072), (12, 17145804), (13, 15826896), (16, 12859353), (18, 11430536), (24, 8572902), (26, 7913448), (36, 5715268), (39, 5275632), (48, 4286451), (52, 3956724), (72, 2857634), (78, 2637816), (104, 1978362), (117, 1758544), (131, 1570608), (144, 1428817), (156, 1318908), (208, 989181), (234, 879272), (262, 785304), (312, 659454), (393, 523536), (468, 439636), (524, 392652), (624, 329727), (786, 261768), (839, 245232), (936, 219818), (1048, 196326), (1179, 174512), (1572, 130884), (1678, 122616), (1703, 120816), (1872, 109909), (2096, 98163), (2358, 87256), (2517, 81744), (3144, 65442), (3356, 61308), (3406, 60408), (4716, 43628), (5034, 40872), (5109, 40272), (6288, 32721), (6712, 30654), (6812, 30204), (7551, 27248), (9432, 21814), (10068, 20436), (10218, 20136), (10907, 18864), (13424, 15327), (13624, 15102)]