261075456

素因数分解:

$2^9\times 3^2\times {\mathrm{53}}^1\times {\mathrm{1069}}^1$

素因数の和:1146

約数の個数: 120

約数和(自身を含む): 768416220

約数和(自身を除く): 507340764

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 64, 72, 96, 106, 128, 144, 159, 192, 212, 256, 288, 318, 384, 424, 477, 512, 576, 636, 768, 848, 954, 1069, 1152, 1272, 1536, 1696, 1908, 2138, 2304, 2544, 3207, 3392, 3816, 4276, 4608, 5088, 6414, 6784, 7632, 8552, 9621, 10176, 12828, 13568, 15264, 17104, 19242, 20352, 25656, 27136, 30528, 34208, 38484, 40704, 51312, 56657, 61056, 68416, 76968, 81408, 102624, 113314, 122112, 136832, 153936, 169971, 205248, 226628, 244224, 273664, 307872, 339942, 410496, 453256, 509913, 547328, 615744, 679884, 820992, 906512, 1019826, 1231488, 1359768, 1641984, 1813024, 2039652, 2462976, 2719536, 3626048, 4079304, 4925952, 5439072, 7252096, 8158608, 10878144, 14504192, 16317216, 21756288, 29008384, 32634432, 43512576, 65268864, 87025152, 130537728, 261075456]

約数ペア:

[(1, 261075456), (2, 130537728), (3, 87025152), (4, 65268864), (6, 43512576), (8, 32634432), (9, 29008384), (12, 21756288), (16, 16317216), (18, 14504192), (24, 10878144), (32, 8158608), (36, 7252096), (48, 5439072), (53, 4925952), (64, 4079304), (72, 3626048), (96, 2719536), (106, 2462976), (128, 2039652), (144, 1813024), (159, 1641984), (192, 1359768), (212, 1231488), (256, 1019826), (288, 906512), (318, 820992), (384, 679884), (424, 615744), (477, 547328), (512, 509913), (576, 453256), (636, 410496), (768, 339942), (848, 307872), (954, 273664), (1069, 244224), (1152, 226628), (1272, 205248), (1536, 169971), (1696, 153936), (1908, 136832), (2138, 122112), (2304, 113314), (2544, 102624), (3207, 81408), (3392, 76968), (3816, 68416), (4276, 61056), (4608, 56657), (5088, 51312), (6414, 40704), (6784, 38484), (7632, 34208), (8552, 30528), (9621, 27136), (10176, 25656), (12828, 20352), (13568, 19242), (15264, 17104)]