290251008

素因数分解:

$2^8\times 3^2\times {\mathrm{263}}^1\times {\mathrm{479}}^1$

素因数の和:764

約数の個数: 108

約数和(自身を含む): 841800960

約数和(自身を除く): 551549952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 263, 288, 384, 479, 526, 576, 768, 789, 958, 1052, 1152, 1437, 1578, 1916, 2104, 2304, 2367, 2874, 3156, 3832, 4208, 4311, 4734, 5748, 6312, 7664, 8416, 8622, 9468, 11496, 12624, 15328, 16832, 17244, 18936, 22992, 25248, 30656, 33664, 34488, 37872, 45984, 50496, 61312, 67328, 68976, 75744, 91968, 100992, 122624, 125977, 137952, 151488, 183936, 201984, 251954, 275904, 302976, 367872, 377931, 503908, 551808, 605952, 755862, 1007816, 1103616, 1133793, 1511724, 2015632, 2267586, 3023448, 4031264, 4535172, 6046896, 8062528, 9070344, 12093792, 16125056, 18140688, 24187584, 32250112, 36281376, 48375168, 72562752, 96750336, 145125504, 290251008]

約数ペア:

[(1, 290251008), (2, 145125504), (3, 96750336), (4, 72562752), (6, 48375168), (8, 36281376), (9, 32250112), (12, 24187584), (16, 18140688), (18, 16125056), (24, 12093792), (32, 9070344), (36, 8062528), (48, 6046896), (64, 4535172), (72, 4031264), (96, 3023448), (128, 2267586), (144, 2015632), (192, 1511724), (256, 1133793), (263, 1103616), (288, 1007816), (384, 755862), (479, 605952), (526, 551808), (576, 503908), (768, 377931), (789, 367872), (958, 302976), (1052, 275904), (1152, 251954), (1437, 201984), (1578, 183936), (1916, 151488), (2104, 137952), (2304, 125977), (2367, 122624), (2874, 100992), (3156, 91968), (3832, 75744), (4208, 68976), (4311, 67328), (4734, 61312), (5748, 50496), (6312, 45984), (7664, 37872), (8416, 34488), (8622, 33664), (9468, 30656), (11496, 25248), (12624, 22992), (15328, 18936), (16832, 17244)]