261489216

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43933}}^1$

素因数の和:43979

約数の個数: 56

約数和(自身を含む): 714191104

約数和(自身を除く): 452701888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 186, 192, 248, 372, 496, 744, 992, 1488, 1984, 2976, 5952, 43933, 87866, 131799, 175732, 263598, 351464, 527196, 702928, 1054392, 1361923, 1405856, 2108784, 2723846, 2811712, 4085769, 4217568, 5447692, 8171538, 8435136, 10895384, 16343076, 21790768, 32686152, 43581536, 65372304, 87163072, 130744608, 261489216]

約数ペア:

[(1, 261489216), (2, 130744608), (3, 87163072), (4, 65372304), (6, 43581536), (8, 32686152), (12, 21790768), (16, 16343076), (24, 10895384), (31, 8435136), (32, 8171538), (48, 5447692), (62, 4217568), (64, 4085769), (93, 2811712), (96, 2723846), (124, 2108784), (186, 1405856), (192, 1361923), (248, 1054392), (372, 702928), (496, 527196), (744, 351464), (992, 263598), (1488, 175732), (1984, 131799), (2976, 87866), (5952, 43933)]