256223576

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 561038400

約数和(自身を除く): 304814824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 233, 269, 292, 466, 511, 538, 584, 932, 1022, 1076, 1631, 1864, 1883, 2044, 2152, 3262, 3766, 4088, 6524, 7532, 13048, 15064, 17009, 19637, 34018, 39274, 62677, 68036, 78548, 119063, 125354, 136072, 137459, 157096, 238126, 250708, 274918, 438739, 476252, 501416, 549836, 877478, 952504, 1099672, 1754956, 3509912, 4575421, 9150842, 18301684, 32027947, 36603368, 64055894, 128111788, 256223576]

約数ペア:

[(1, 256223576), (2, 128111788), (4, 64055894), (7, 36603368), (8, 32027947), (14, 18301684), (28, 9150842), (56, 4575421), (73, 3509912), (146, 1754956), (233, 1099672), (269, 952504), (292, 877478), (466, 549836), (511, 501416), (538, 476252), (584, 438739), (932, 274918), (1022, 250708), (1076, 238126), (1631, 157096), (1864, 137459), (1883, 136072), (2044, 125354), (2152, 119063), (3262, 78548), (3766, 68036), (4088, 62677), (6524, 39274), (7532, 34018), (13048, 19637), (15064, 17009)]