260913856

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18787}}^1$

素因数の和:18837

約数の個数: 56

約数和(自身を含む): 610835456

約数和(自身を除く): 349921600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 18787, 37574, 75148, 131509, 150296, 263018, 300592, 526036, 582397, 601184, 1052072, 1164794, 1202368, 2104144, 2329588, 4076779, 4208288, 4659176, 8153558, 8416576, 9318352, 16307116, 18636704, 32614232, 37273408, 65228464, 130456928, 260913856]

約数ペア:

[(1, 260913856), (2, 130456928), (4, 65228464), (7, 37273408), (8, 32614232), (14, 18636704), (16, 16307116), (28, 9318352), (31, 8416576), (32, 8153558), (56, 4659176), (62, 4208288), (64, 4076779), (112, 2329588), (124, 2104144), (217, 1202368), (224, 1164794), (248, 1052072), (434, 601184), (448, 582397), (496, 526036), (868, 300592), (992, 263018), (1736, 150296), (1984, 131509), (3472, 75148), (6944, 37574), (13888, 18787)]