261563712

素因数分解:

$2^6\times 3^1\times {\mathrm{67}}^1\times {\mathrm{20333}}^1$

素因数の和:20415

約数の個数: 56

約数和(自身を含む): 702417696

約数和(自身を除く): 440853984

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 67, 96, 134, 192, 201, 268, 402, 536, 804, 1072, 1608, 2144, 3216, 4288, 6432, 12864, 20333, 40666, 60999, 81332, 121998, 162664, 243996, 325328, 487992, 650656, 975984, 1301312, 1362311, 1951968, 2724622, 3903936, 4086933, 5449244, 8173866, 10898488, 16347732, 21796976, 32695464, 43593952, 65390928, 87187904, 130781856, 261563712]

約数ペア:

[(1, 261563712), (2, 130781856), (3, 87187904), (4, 65390928), (6, 43593952), (8, 32695464), (12, 21796976), (16, 16347732), (24, 10898488), (32, 8173866), (48, 5449244), (64, 4086933), (67, 3903936), (96, 2724622), (134, 1951968), (192, 1362311), (201, 1301312), (268, 975984), (402, 650656), (536, 487992), (804, 325328), (1072, 243996), (1608, 162664), (2144, 121998), (3216, 81332), (4288, 60999), (6432, 40666), (12864, 20333)]