261821232

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{30817}}^1$

素因数の和:30890

約数の個数: 60

約数和(自身を含む): 745179240

約数和(自身を除く): 483358008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 118, 144, 177, 236, 354, 472, 531, 708, 944, 1062, 1416, 2124, 2832, 4248, 8496, 30817, 61634, 92451, 123268, 184902, 246536, 277353, 369804, 493072, 554706, 739608, 1109412, 1479216, 1818203, 2218824, 3636406, 4437648, 5454609, 7272812, 10909218, 14545624, 16363827, 21818436, 29091248, 32727654, 43636872, 65455308, 87273744, 130910616, 261821232]

約数ペア:

[(1, 261821232), (2, 130910616), (3, 87273744), (4, 65455308), (6, 43636872), (8, 32727654), (9, 29091248), (12, 21818436), (16, 16363827), (18, 14545624), (24, 10909218), (36, 7272812), (48, 5454609), (59, 4437648), (72, 3636406), (118, 2218824), (144, 1818203), (177, 1479216), (236, 1109412), (354, 739608), (472, 554706), (531, 493072), (708, 369804), (944, 277353), (1062, 246536), (1416, 184902), (2124, 123268), (2832, 92451), (4248, 61634), (8496, 30817)]