206764544

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1917

約数の個数: 80

約数和(自身を含む): 487635456

約数和(自身を除く): 280870912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1736, 1792, 1861, 1984, 3472, 3584, 3722, 3968, 6944, 7444, 7936, 13027, 13888, 14888, 15872, 26054, 27776, 29776, 52108, 55552, 57691, 59552, 104216, 111104, 115382, 119104, 208432, 230764, 238208, 403837, 416864, 461528, 476416, 807674, 833728, 923056, 952832, 1615348, 1667456, 1846112, 3230696, 3334912, 3692224, 6461392, 6669824, 7384448, 12922784, 14768896, 25845568, 29537792, 51691136, 103382272, 206764544]

約数ペア:

[(1, 206764544), (2, 103382272), (4, 51691136), (7, 29537792), (8, 25845568), (14, 14768896), (16, 12922784), (28, 7384448), (31, 6669824), (32, 6461392), (56, 3692224), (62, 3334912), (64, 3230696), (112, 1846112), (124, 1667456), (128, 1615348), (217, 952832), (224, 923056), (248, 833728), (256, 807674), (434, 476416), (448, 461528), (496, 416864), (512, 403837), (868, 238208), (896, 230764), (992, 208432), (1736, 119104), (1792, 115382), (1861, 111104), (1984, 104216), (3472, 59552), (3584, 57691), (3722, 55552), (3968, 52108), (6944, 29776), (7444, 27776), (7936, 26054), (13027, 15872), (13888, 14888)]