311216256

素因数分解:

$2^7\times 3^4\times {\mathrm{13}}^1\times {\mathrm{2309}}^1$

素因数の和:2348

約数の個数: 160

約数和(自身を含む): 997850700

約数和(自身を除く): 686634444

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 128, 144, 156, 162, 192, 208, 216, 234, 288, 312, 324, 351, 384, 416, 432, 468, 576, 624, 648, 702, 832, 864, 936, 1053, 1152, 1248, 1296, 1404, 1664, 1728, 1872, 2106, 2309, 2496, 2592, 2808, 3456, 3744, 4212, 4618, 4992, 5184, 5616, 6927, 7488, 8424, 9236, 10368, 11232, 13854, 14976, 16848, 18472, 20781, 22464, 27708, 30017, 33696, 36944, 41562, 44928, 55416, 60034, 62343, 67392, 73888, 83124, 90051, 110832, 120068, 124686, 134784, 147776, 166248, 180102, 187029, 221664, 240136, 249372, 270153, 295552, 332496, 360204, 374058, 443328, 480272, 498744, 540306, 664992, 720408, 748116, 810459, 886656, 960544, 997488, 1080612, 1329984, 1440816, 1496232, 1620918, 1921088, 1994976, 2161224, 2431377, 2659968, 2881632, 2992464, 3241836, 3842176, 3989952, 4322448, 4862754, 5763264, 5984928, 6483672, 7979904, 8644896, 9725508, 11526528, 11969856, 12967344, 17289792, 19451016, 23939712, 25934688, 34579584, 38902032, 51869376, 77804064, 103738752, 155608128, 311216256]

約数ペア:

[(1, 311216256), (2, 155608128), (3, 103738752), (4, 77804064), (6, 51869376), (8, 38902032), (9, 34579584), (12, 25934688), (13, 23939712), (16, 19451016), (18, 17289792), (24, 12967344), (26, 11969856), (27, 11526528), (32, 9725508), (36, 8644896), (39, 7979904), (48, 6483672), (52, 5984928), (54, 5763264), (64, 4862754), (72, 4322448), (78, 3989952), (81, 3842176), (96, 3241836), (104, 2992464), (108, 2881632), (117, 2659968), (128, 2431377), (144, 2161224), (156, 1994976), (162, 1921088), (192, 1620918), (208, 1496232), (216, 1440816), (234, 1329984), (288, 1080612), (312, 997488), (324, 960544), (351, 886656), (384, 810459), (416, 748116), (432, 720408), (468, 664992), (576, 540306), (624, 498744), (648, 480272), (702, 443328), (832, 374058), (864, 360204), (936, 332496), (1053, 295552), (1152, 270153), (1248, 249372), (1296, 240136), (1404, 221664), (1664, 187029), (1728, 180102), (1872, 166248), (2106, 147776), (2309, 134784), (2496, 124686), (2592, 120068), (2808, 110832), (3456, 90051), (3744, 83124), (4212, 73888), (4618, 67392), (4992, 62343), (5184, 60034), (5616, 55416), (6927, 44928), (7488, 41562), (8424, 36944), (9236, 33696), (10368, 30017), (11232, 27708), (13854, 22464), (14976, 20781), (16848, 18472)]