258460416

素因数分解:

$2^8\times 3^3\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:699

約数の個数: 144

約数和(自身を含む): 778109920

約数和(自身を除く): 519649504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 96, 108, 122, 128, 144, 183, 192, 216, 244, 256, 288, 366, 384, 432, 488, 549, 576, 613, 732, 768, 864, 976, 1098, 1152, 1226, 1464, 1647, 1728, 1839, 1952, 2196, 2304, 2452, 2928, 3294, 3456, 3678, 3904, 4392, 4904, 5517, 5856, 6588, 6912, 7356, 7808, 8784, 9808, 11034, 11712, 13176, 14712, 15616, 16551, 17568, 19616, 22068, 23424, 26352, 29424, 33102, 35136, 37393, 39232, 44136, 46848, 52704, 58848, 66204, 70272, 74786, 78464, 88272, 105408, 112179, 117696, 132408, 140544, 149572, 156928, 176544, 210816, 224358, 235392, 264816, 299144, 336537, 353088, 421632, 448716, 470784, 529632, 598288, 673074, 706176, 897432, 1009611, 1059264, 1196576, 1346148, 1412352, 1794864, 2019222, 2118528, 2393152, 2692296, 3589728, 4038444, 4237056, 4786304, 5384592, 7179456, 8076888, 9572608, 10769184, 14358912, 16153776, 21538368, 28717824, 32307552, 43076736, 64615104, 86153472, 129230208, 258460416]

約数ペア:

[(1, 258460416), (2, 129230208), (3, 86153472), (4, 64615104), (6, 43076736), (8, 32307552), (9, 28717824), (12, 21538368), (16, 16153776), (18, 14358912), (24, 10769184), (27, 9572608), (32, 8076888), (36, 7179456), (48, 5384592), (54, 4786304), (61, 4237056), (64, 4038444), (72, 3589728), (96, 2692296), (108, 2393152), (122, 2118528), (128, 2019222), (144, 1794864), (183, 1412352), (192, 1346148), (216, 1196576), (244, 1059264), (256, 1009611), (288, 897432), (366, 706176), (384, 673074), (432, 598288), (488, 529632), (549, 470784), (576, 448716), (613, 421632), (732, 353088), (768, 336537), (864, 299144), (976, 264816), (1098, 235392), (1152, 224358), (1226, 210816), (1464, 176544), (1647, 156928), (1728, 149572), (1839, 140544), (1952, 132408), (2196, 117696), (2304, 112179), (2452, 105408), (2928, 88272), (3294, 78464), (3456, 74786), (3678, 70272), (3904, 66204), (4392, 58848), (4904, 52704), (5517, 46848), (5856, 44136), (6588, 39232), (6912, 37393), (7356, 35136), (7808, 33102), (8784, 29424), (9808, 26352), (11034, 23424), (11712, 22068), (13176, 19616), (14712, 17568), (15616, 16551)]