142921744

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 332121600

約数和(自身を除く): 189199856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 79, 112, 116, 158, 203, 232, 316, 406, 464, 553, 557, 632, 812, 1106, 1114, 1264, 1624, 2212, 2228, 2291, 3248, 3899, 4424, 4456, 4582, 7798, 8848, 8912, 9164, 15596, 16037, 16153, 18328, 31192, 32074, 32306, 36656, 44003, 62384, 64148, 64612, 88006, 113071, 128296, 129224, 176012, 226142, 256592, 258448, 308021, 352024, 452284, 616042, 704048, 904568, 1232084, 1276087, 1809136, 2464168, 2552174, 4928336, 5104348, 8932609, 10208696, 17865218, 20417392, 35730436, 71460872, 142921744]

約数ペア:

[(1, 142921744), (2, 71460872), (4, 35730436), (7, 20417392), (8, 17865218), (14, 10208696), (16, 8932609), (28, 5104348), (29, 4928336), (56, 2552174), (58, 2464168), (79, 1809136), (112, 1276087), (116, 1232084), (158, 904568), (203, 704048), (232, 616042), (316, 452284), (406, 352024), (464, 308021), (553, 258448), (557, 256592), (632, 226142), (812, 176012), (1106, 129224), (1114, 128296), (1264, 113071), (1624, 88006), (2212, 64612), (2228, 64148), (2291, 62384), (3248, 44003), (3899, 36656), (4424, 32306), (4456, 32074), (4582, 31192), (7798, 18328), (8848, 16153), (8912, 16037), (9164, 15596)]