255780448

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{9437}}^1$

素因数の和:9476

約数の個数: 72

約数和(自身を含む): 632648016

約数和(自身を除く): 376867568

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 847, 968, 1232, 1694, 1936, 2464, 3388, 3872, 6776, 9437, 13552, 18874, 27104, 37748, 66059, 75496, 103807, 132118, 150992, 207614, 264236, 301984, 415228, 528472, 726649, 830456, 1056944, 1141877, 1453298, 1660912, 2113888, 2283754, 2906596, 3321824, 4567508, 5813192, 7993139, 9135016, 11626384, 15986278, 18270032, 23252768, 31972556, 36540064, 63945112, 127890224, 255780448]

約数ペア:

[(1, 255780448), (2, 127890224), (4, 63945112), (7, 36540064), (8, 31972556), (11, 23252768), (14, 18270032), (16, 15986278), (22, 11626384), (28, 9135016), (32, 7993139), (44, 5813192), (56, 4567508), (77, 3321824), (88, 2906596), (112, 2283754), (121, 2113888), (154, 1660912), (176, 1453298), (224, 1141877), (242, 1056944), (308, 830456), (352, 726649), (484, 528472), (616, 415228), (847, 301984), (968, 264236), (1232, 207614), (1694, 150992), (1936, 132118), (2464, 103807), (3388, 75496), (3872, 66059), (6776, 37748), (9437, 27104), (13552, 18874)]