81986352

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^2$

素因数の和:247

約数の個数: 120

約数和(自身を含む): 255055104

約数和(自身を除く): 173068752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 103, 112, 138, 161, 168, 184, 206, 276, 309, 322, 336, 368, 412, 483, 552, 618, 644, 721, 824, 966, 1104, 1236, 1288, 1442, 1648, 1932, 2163, 2369, 2472, 2576, 2884, 3864, 4326, 4738, 4944, 5768, 7107, 7728, 8652, 9476, 10609, 11536, 14214, 16583, 17304, 18952, 21218, 28428, 31827, 33166, 34608, 37904, 42436, 49749, 56856, 63654, 66332, 74263, 84872, 99498, 113712, 127308, 132664, 148526, 169744, 198996, 222789, 244007, 254616, 265328, 297052, 397992, 445578, 488014, 509232, 594104, 732021, 795984, 891156, 976028, 1188208, 1464042, 1708049, 1782312, 1952056, 2928084, 3416098, 3564624, 3904112, 5124147, 5856168, 6832196, 10248294, 11712336, 13664392, 20496588, 27328784, 40993176, 81986352]

約数ペア:

[(1, 81986352), (2, 40993176), (3, 27328784), (4, 20496588), (6, 13664392), (7, 11712336), (8, 10248294), (12, 6832196), (14, 5856168), (16, 5124147), (21, 3904112), (23, 3564624), (24, 3416098), (28, 2928084), (42, 1952056), (46, 1782312), (48, 1708049), (56, 1464042), (69, 1188208), (84, 976028), (92, 891156), (103, 795984), (112, 732021), (138, 594104), (161, 509232), (168, 488014), (184, 445578), (206, 397992), (276, 297052), (309, 265328), (322, 254616), (336, 244007), (368, 222789), (412, 198996), (483, 169744), (552, 148526), (618, 132664), (644, 127308), (721, 113712), (824, 99498), (966, 84872), (1104, 74263), (1236, 66332), (1288, 63654), (1442, 56856), (1648, 49749), (1932, 42436), (2163, 37904), (2369, 34608), (2472, 33166), (2576, 31827), (2884, 28428), (3864, 21218), (4326, 18952), (4738, 17304), (4944, 16583), (5768, 14214), (7107, 11536), (7728, 10609), (8652, 9476)]