278168256

素因数分解:

$2^6\times 3^4\times {\mathrm{23}}^1\times {\mathrm{2333}}^1$

素因数の和:2380

約数の個数: 140

約数和(自身を含む): 860797872

約数和(自身を除く): 582629616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 81, 92, 96, 108, 138, 144, 162, 184, 192, 207, 216, 276, 288, 324, 368, 414, 432, 552, 576, 621, 648, 736, 828, 864, 1104, 1242, 1296, 1472, 1656, 1728, 1863, 2208, 2333, 2484, 2592, 3312, 3726, 4416, 4666, 4968, 5184, 6624, 6999, 7452, 9332, 9936, 13248, 13998, 14904, 18664, 19872, 20997, 27996, 29808, 37328, 39744, 41994, 53659, 55992, 59616, 62991, 74656, 83988, 107318, 111984, 119232, 125982, 149312, 160977, 167976, 188973, 214636, 223968, 251964, 321954, 335952, 377946, 429272, 447936, 482931, 503928, 643908, 671904, 755892, 858544, 965862, 1007856, 1287816, 1343808, 1448793, 1511784, 1717088, 1931724, 2015712, 2575632, 2897586, 3023568, 3434176, 3863448, 4031424, 4346379, 5151264, 5795172, 6047136, 7726896, 8692758, 10302528, 11590344, 12094272, 15453792, 17385516, 23180688, 30907584, 34771032, 46361376, 69542064, 92722752, 139084128, 278168256]

約数ペア:

[(1, 278168256), (2, 139084128), (3, 92722752), (4, 69542064), (6, 46361376), (8, 34771032), (9, 30907584), (12, 23180688), (16, 17385516), (18, 15453792), (23, 12094272), (24, 11590344), (27, 10302528), (32, 8692758), (36, 7726896), (46, 6047136), (48, 5795172), (54, 5151264), (64, 4346379), (69, 4031424), (72, 3863448), (81, 3434176), (92, 3023568), (96, 2897586), (108, 2575632), (138, 2015712), (144, 1931724), (162, 1717088), (184, 1511784), (192, 1448793), (207, 1343808), (216, 1287816), (276, 1007856), (288, 965862), (324, 858544), (368, 755892), (414, 671904), (432, 643908), (552, 503928), (576, 482931), (621, 447936), (648, 429272), (736, 377946), (828, 335952), (864, 321954), (1104, 251964), (1242, 223968), (1296, 214636), (1472, 188973), (1656, 167976), (1728, 160977), (1863, 149312), (2208, 125982), (2333, 119232), (2484, 111984), (2592, 107318), (3312, 83988), (3726, 74656), (4416, 62991), (4666, 59616), (4968, 55992), (5184, 53659), (6624, 41994), (6999, 39744), (7452, 37328), (9332, 29808), (9936, 27996), (13248, 20997), (13998, 19872), (14904, 18664)]