257288448

素因数分解:

$2^8\times 3^1\times {\mathrm{41}}^1\times {\mathrm{8171}}^1$

素因数の和:8231

約数の個数: 72

約数和(自身を含む): 701549856

約数和(自身を除く): 444261408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 256, 328, 384, 492, 656, 768, 984, 1312, 1968, 2624, 3936, 5248, 7872, 8171, 10496, 15744, 16342, 24513, 31488, 32684, 49026, 65368, 98052, 130736, 196104, 261472, 335011, 392208, 522944, 670022, 784416, 1005033, 1045888, 1340044, 1568832, 2010066, 2091776, 2680088, 3137664, 4020132, 5360176, 6275328, 8040264, 10720352, 16080528, 21440704, 32161056, 42881408, 64322112, 85762816, 128644224, 257288448]

約数ペア:

[(1, 257288448), (2, 128644224), (3, 85762816), (4, 64322112), (6, 42881408), (8, 32161056), (12, 21440704), (16, 16080528), (24, 10720352), (32, 8040264), (41, 6275328), (48, 5360176), (64, 4020132), (82, 3137664), (96, 2680088), (123, 2091776), (128, 2010066), (164, 1568832), (192, 1340044), (246, 1045888), (256, 1005033), (328, 784416), (384, 670022), (492, 522944), (656, 392208), (768, 335011), (984, 261472), (1312, 196104), (1968, 130736), (2624, 98052), (3936, 65368), (5248, 49026), (7872, 32684), (8171, 31488), (10496, 24513), (15744, 16342)]