256081824

素因数分解:

$2^5\times 3^4\times {\mathrm{31}}^1\times {\mathrm{3187}}^1$

素因数の和:3240

約数の個数: 120

約数和(自身を含む): 777667968

約数和(自身を除く): 521586144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 248, 279, 288, 324, 372, 432, 496, 558, 648, 744, 837, 864, 992, 1116, 1296, 1488, 1674, 2232, 2511, 2592, 2976, 3187, 3348, 4464, 5022, 6374, 6696, 8928, 9561, 10044, 12748, 13392, 19122, 20088, 25496, 26784, 28683, 38244, 40176, 50992, 57366, 76488, 80352, 86049, 98797, 101984, 114732, 152976, 172098, 197594, 229464, 258147, 296391, 305952, 344196, 395188, 458928, 516294, 592782, 688392, 790376, 889173, 917856, 1032588, 1185564, 1376784, 1580752, 1778346, 2065176, 2371128, 2667519, 2753568, 3161504, 3556692, 4130352, 4742256, 5335038, 7113384, 8002557, 8260704, 9484512, 10670076, 14226768, 16005114, 21340152, 28453536, 32010228, 42680304, 64020456, 85360608, 128040912, 256081824]

約数ペア:

[(1, 256081824), (2, 128040912), (3, 85360608), (4, 64020456), (6, 42680304), (8, 32010228), (9, 28453536), (12, 21340152), (16, 16005114), (18, 14226768), (24, 10670076), (27, 9484512), (31, 8260704), (32, 8002557), (36, 7113384), (48, 5335038), (54, 4742256), (62, 4130352), (72, 3556692), (81, 3161504), (93, 2753568), (96, 2667519), (108, 2371128), (124, 2065176), (144, 1778346), (162, 1580752), (186, 1376784), (216, 1185564), (248, 1032588), (279, 917856), (288, 889173), (324, 790376), (372, 688392), (432, 592782), (496, 516294), (558, 458928), (648, 395188), (744, 344196), (837, 305952), (864, 296391), (992, 258147), (1116, 229464), (1296, 197594), (1488, 172098), (1674, 152976), (2232, 114732), (2511, 101984), (2592, 98797), (2976, 86049), (3187, 80352), (3348, 76488), (4464, 57366), (5022, 50992), (6374, 40176), (6696, 38244), (8928, 28683), (9561, 26784), (10044, 25496), (12748, 20088), (13392, 19122)]