261439488

素因数分解:

$2^{14}\times 3^4\times {\mathrm{197}}^1$

素因数の和:237

約数の個数: 150

約数和(自身を含む): 785031786

約数和(自身を除く): 523592298

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 197, 216, 256, 288, 324, 384, 394, 432, 512, 576, 591, 648, 768, 788, 864, 1024, 1152, 1182, 1296, 1536, 1576, 1728, 1773, 2048, 2304, 2364, 2592, 3072, 3152, 3456, 3546, 4096, 4608, 4728, 5184, 5319, 6144, 6304, 6912, 7092, 8192, 9216, 9456, 10368, 10638, 12288, 12608, 13824, 14184, 15957, 16384, 18432, 18912, 20736, 21276, 24576, 25216, 27648, 28368, 31914, 36864, 37824, 41472, 42552, 49152, 50432, 55296, 56736, 63828, 73728, 75648, 82944, 85104, 100864, 110592, 113472, 127656, 147456, 151296, 165888, 170208, 201728, 221184, 226944, 255312, 302592, 331776, 340416, 403456, 442368, 453888, 510624, 605184, 663552, 680832, 806912, 907776, 1021248, 1210368, 1327104, 1361664, 1613824, 1815552, 2042496, 2420736, 2723328, 3227648, 3631104, 4084992, 4841472, 5446656, 7262208, 8169984, 9682944, 10893312, 14524416, 16339968, 21786624, 29048832, 32679936, 43573248, 65359872, 87146496, 130719744, 261439488]

約数ペア:

[(1, 261439488), (2, 130719744), (3, 87146496), (4, 65359872), (6, 43573248), (8, 32679936), (9, 29048832), (12, 21786624), (16, 16339968), (18, 14524416), (24, 10893312), (27, 9682944), (32, 8169984), (36, 7262208), (48, 5446656), (54, 4841472), (64, 4084992), (72, 3631104), (81, 3227648), (96, 2723328), (108, 2420736), (128, 2042496), (144, 1815552), (162, 1613824), (192, 1361664), (197, 1327104), (216, 1210368), (256, 1021248), (288, 907776), (324, 806912), (384, 680832), (394, 663552), (432, 605184), (512, 510624), (576, 453888), (591, 442368), (648, 403456), (768, 340416), (788, 331776), (864, 302592), (1024, 255312), (1152, 226944), (1182, 221184), (1296, 201728), (1536, 170208), (1576, 165888), (1728, 151296), (1773, 147456), (2048, 127656), (2304, 113472), (2364, 110592), (2592, 100864), (3072, 85104), (3152, 82944), (3456, 75648), (3546, 73728), (4096, 63828), (4608, 56736), (4728, 55296), (5184, 50432), (5319, 49152), (6144, 42552), (6304, 41472), (6912, 37824), (7092, 36864), (8192, 31914), (9216, 28368), (9456, 27648), (10368, 25216), (10638, 24576), (12288, 21276), (12608, 20736), (13824, 18912), (14184, 18432), (15957, 16384)]