254259712

素因数分解:

$2^9\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1$

素因数の和:1249

約数の個数: 80

約数和(自身を含む): 590622912

約数和(自身を除く): 336363200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 256, 427, 448, 488, 512, 854, 896, 976, 1163, 1708, 1792, 1952, 2326, 3416, 3584, 3904, 4652, 6832, 7808, 8141, 9304, 13664, 15616, 16282, 18608, 27328, 31232, 32564, 37216, 54656, 65128, 70943, 74432, 109312, 130256, 141886, 148864, 218624, 260512, 283772, 297728, 496601, 521024, 567544, 595456, 993202, 1042048, 1135088, 1986404, 2084096, 2270176, 3972808, 4168192, 4540352, 7945616, 9080704, 15891232, 18161408, 31782464, 36322816, 63564928, 127129856, 254259712]

約数ペア:

[(1, 254259712), (2, 127129856), (4, 63564928), (7, 36322816), (8, 31782464), (14, 18161408), (16, 15891232), (28, 9080704), (32, 7945616), (56, 4540352), (61, 4168192), (64, 3972808), (112, 2270176), (122, 2084096), (128, 1986404), (224, 1135088), (244, 1042048), (256, 993202), (427, 595456), (448, 567544), (488, 521024), (512, 496601), (854, 297728), (896, 283772), (976, 260512), (1163, 218624), (1708, 148864), (1792, 141886), (1952, 130256), (2326, 109312), (3416, 74432), (3584, 70943), (3904, 65128), (4652, 54656), (6832, 37216), (7808, 32564), (8141, 31232), (9304, 27328), (13664, 18608), (15616, 16282)]