127638448

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1634

約数の個数: 80

約数和(自身を含む): 306408960

約数和(自身を除く): 178770512

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 43, 56, 68, 86, 112, 119, 136, 172, 238, 272, 301, 344, 476, 602, 688, 731, 952, 1204, 1462, 1559, 1904, 2408, 2924, 3118, 4816, 5117, 5848, 6236, 10234, 10913, 11696, 12472, 20468, 21826, 24944, 26503, 40936, 43652, 53006, 67037, 81872, 87304, 106012, 134074, 174608, 185521, 212024, 268148, 371042, 424048, 469259, 536296, 742084, 938518, 1072592, 1139629, 1484168, 1877036, 2279258, 2968336, 3754072, 4558516, 7508144, 7977403, 9117032, 15954806, 18234064, 31909612, 63819224, 127638448]

約数ペア:

[(1, 127638448), (2, 63819224), (4, 31909612), (7, 18234064), (8, 15954806), (14, 9117032), (16, 7977403), (17, 7508144), (28, 4558516), (34, 3754072), (43, 2968336), (56, 2279258), (68, 1877036), (86, 1484168), (112, 1139629), (119, 1072592), (136, 938518), (172, 742084), (238, 536296), (272, 469259), (301, 424048), (344, 371042), (476, 268148), (602, 212024), (688, 185521), (731, 174608), (952, 134074), (1204, 106012), (1462, 87304), (1559, 81872), (1904, 67037), (2408, 53006), (2924, 43652), (3118, 40936), (4816, 26503), (5117, 24944), (5848, 21826), (6236, 20468), (10234, 12472), (10913, 11696)]