263769856

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 648847360

約数和(自身を除く): 385077504

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 61, 64, 76, 112, 122, 127, 128, 133, 152, 224, 244, 254, 256, 266, 304, 427, 448, 488, 508, 532, 608, 854, 889, 896, 976, 1016, 1064, 1159, 1216, 1708, 1778, 1792, 1952, 2032, 2128, 2318, 2413, 2432, 3416, 3556, 3904, 4064, 4256, 4636, 4826, 4864, 6832, 7112, 7747, 7808, 8113, 8128, 8512, 9272, 9652, 13664, 14224, 15494, 15616, 16226, 16256, 16891, 17024, 18544, 19304, 27328, 28448, 30988, 32452, 32512, 33782, 34048, 37088, 38608, 54229, 54656, 56896, 61976, 64904, 67564, 74176, 77216, 108458, 109312, 113792, 123952, 129808, 135128, 147193, 148352, 154432, 216916, 227584, 247904, 259616, 270256, 294386, 296704, 308864, 433832, 495808, 519232, 540512, 588772, 617728, 867664, 991616, 1030351, 1038464, 1081024, 1177544, 1735328, 1983232, 2060702, 2076928, 2162048, 2355088, 3470656, 4121404, 4324096, 4710176, 6941312, 8242808, 9420352, 13882624, 16485616, 18840704, 32971232, 37681408, 65942464, 131884928, 263769856]

約数ペア:

[(1, 263769856), (2, 131884928), (4, 65942464), (7, 37681408), (8, 32971232), (14, 18840704), (16, 16485616), (19, 13882624), (28, 9420352), (32, 8242808), (38, 6941312), (56, 4710176), (61, 4324096), (64, 4121404), (76, 3470656), (112, 2355088), (122, 2162048), (127, 2076928), (128, 2060702), (133, 1983232), (152, 1735328), (224, 1177544), (244, 1081024), (254, 1038464), (256, 1030351), (266, 991616), (304, 867664), (427, 617728), (448, 588772), (488, 540512), (508, 519232), (532, 495808), (608, 433832), (854, 308864), (889, 296704), (896, 294386), (976, 270256), (1016, 259616), (1064, 247904), (1159, 227584), (1216, 216916), (1708, 154432), (1778, 148352), (1792, 147193), (1952, 135128), (2032, 129808), (2128, 123952), (2318, 113792), (2413, 109312), (2432, 108458), (3416, 77216), (3556, 74176), (3904, 67564), (4064, 64904), (4256, 61976), (4636, 56896), (4826, 54656), (4864, 54229), (6832, 38608), (7112, 37088), (7747, 34048), (7808, 33782), (8113, 32512), (8128, 32452), (8512, 30988), (9272, 28448), (9652, 27328), (13664, 19304), (14224, 18544), (15494, 17024), (15616, 16891), (16226, 16256)]