257727744

素因数分解:

$2^8\times 3^6\times {\mathrm{1381}}^1$

素因数の和:1415

約数の個数: 126

約数和(自身を含む): 771878786

約数和(自身を除く): 514151042

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, 216, 243, 256, 288, 324, 384, 432, 486, 576, 648, 729, 768, 864, 972, 1152, 1296, 1381, 1458, 1728, 1944, 2304, 2592, 2762, 2916, 3456, 3888, 4143, 5184, 5524, 5832, 6912, 7776, 8286, 10368, 11048, 11664, 12429, 15552, 16572, 20736, 22096, 23328, 24858, 31104, 33144, 37287, 44192, 46656, 49716, 62208, 66288, 74574, 88384, 93312, 99432, 111861, 132576, 149148, 176768, 186624, 198864, 223722, 265152, 298296, 335583, 353536, 397728, 447444, 530304, 596592, 671166, 795456, 894888, 1006749, 1060608, 1193184, 1342332, 1590912, 1789776, 2013498, 2386368, 2684664, 3181824, 3579552, 4026996, 4772736, 5369328, 7159104, 8053992, 9545472, 10738656, 14318208, 16107984, 21477312, 28636416, 32215968, 42954624, 64431936, 85909248, 128863872, 257727744]

約数ペア:

[(1, 257727744), (2, 128863872), (3, 85909248), (4, 64431936), (6, 42954624), (8, 32215968), (9, 28636416), (12, 21477312), (16, 16107984), (18, 14318208), (24, 10738656), (27, 9545472), (32, 8053992), (36, 7159104), (48, 5369328), (54, 4772736), (64, 4026996), (72, 3579552), (81, 3181824), (96, 2684664), (108, 2386368), (128, 2013498), (144, 1789776), (162, 1590912), (192, 1342332), (216, 1193184), (243, 1060608), (256, 1006749), (288, 894888), (324, 795456), (384, 671166), (432, 596592), (486, 530304), (576, 447444), (648, 397728), (729, 353536), (768, 335583), (864, 298296), (972, 265152), (1152, 223722), (1296, 198864), (1381, 186624), (1458, 176768), (1728, 149148), (1944, 132576), (2304, 111861), (2592, 99432), (2762, 93312), (2916, 88384), (3456, 74574), (3888, 66288), (4143, 62208), (5184, 49716), (5524, 46656), (5832, 44192), (6912, 37287), (7776, 33144), (8286, 31104), (10368, 24858), (11048, 23328), (11664, 22096), (12429, 20736), (15552, 16572)]