20115913248

素因数分解:

$2^5\times 3^5\times {\mathrm{43}}^1\times {\mathrm{60161}}^1$

素因数の和:60229

約数の個数: 144

約数和(自身を含む): 60703939296

約数和(自身を除く): 40588026048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 72, 81, 86, 96, 108, 129, 144, 162, 172, 216, 243, 258, 288, 324, 344, 387, 432, 486, 516, 648, 688, 774, 864, 972, 1032, 1161, 1296, 1376, 1548, 1944, 2064, 2322, 2592, 3096, 3483, 3888, 4128, 4644, 6192, 6966, 7776, 9288, 10449, 12384, 13932, 18576, 20898, 27864, 37152, 41796, 55728, 60161, 83592, 111456, 120322, 167184, 180483, 240644, 334368, 360966, 481288, 541449, 721932, 962576, 1082898, 1443864, 1624347, 1925152, 2165796, 2586923, 2887728, 3248694, 4331592, 4873041, 5173846, 5775456, 6497388, 7760769, 8663184, 9746082, 10347692, 12994776, 14619123, 15521538, 17326368, 19492164, 20695384, 23282307, 25989552, 29238246, 31043076, 38984328, 41390768, 46564614, 51979104, 58476492, 62086152, 69846921, 77968656, 82781536, 93129228, 116952984, 124172304, 139693842, 155937312, 186258456, 209540763, 233905968, 248344608, 279387684, 372516912, 419081526, 467811936, 558775368, 628622289, 745033824, 838163052, 1117550736, 1257244578, 1676326104, 2235101472, 2514489156, 3352652208, 5028978312, 6705304416, 10057956624, 20115913248]

約数ペア:

[(1, 20115913248), (2, 10057956624), (3, 6705304416), (4, 5028978312), (6, 3352652208), (8, 2514489156), (9, 2235101472), (12, 1676326104), (16, 1257244578), (18, 1117550736), (24, 838163052), (27, 745033824), (32, 628622289), (36, 558775368), (43, 467811936), (48, 419081526), (54, 372516912), (72, 279387684), (81, 248344608), (86, 233905968), (96, 209540763), (108, 186258456), (129, 155937312), (144, 139693842), (162, 124172304), (172, 116952984), (216, 93129228), (243, 82781536), (258, 77968656), (288, 69846921), (324, 62086152), (344, 58476492), (387, 51979104), (432, 46564614), (486, 41390768), (516, 38984328), (648, 31043076), (688, 29238246), (774, 25989552), (864, 23282307), (972, 20695384), (1032, 19492164), (1161, 17326368), (1296, 15521538), (1376, 14619123), (1548, 12994776), (1944, 10347692), (2064, 9746082), (2322, 8663184), (2592, 7760769), (3096, 6497388), (3483, 5775456), (3888, 5173846), (4128, 4873041), (4644, 4331592), (6192, 3248694), (6966, 2887728), (7776, 2586923), (9288, 2165796), (10449, 1925152), (12384, 1624347), (13932, 1443864), (18576, 1082898), (20898, 962576), (27864, 721932), (37152, 541449), (41796, 481288), (55728, 360966), (60161, 334368), (83592, 240644), (111456, 180483), (120322, 167184)]