256564896

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{381793}}^1$

素因数の和:381813

約数の個数: 48

約数和(自身を含む): 769696704

約数和(自身を除く): 513131808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 381793, 763586, 1145379, 1527172, 2290758, 2672551, 3054344, 4581516, 5345102, 6108688, 8017653, 9163032, 10690204, 12217376, 16035306, 18326064, 21380408, 32070612, 36652128, 42760816, 64141224, 85521632, 128282448, 256564896]

約数ペア:

[(1, 256564896), (2, 128282448), (3, 85521632), (4, 64141224), (6, 42760816), (7, 36652128), (8, 32070612), (12, 21380408), (14, 18326064), (16, 16035306), (21, 12217376), (24, 10690204), (28, 9163032), (32, 8017653), (42, 6108688), (48, 5345102), (56, 4581516), (84, 3054344), (96, 2672551), (112, 2290758), (168, 1527172), (224, 1145379), (336, 763586), (672, 381793)]