196679440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{769}}^1$

素因数の和:944

約数の個数: 80

約数和(自身を含む): 481219200

約数和(自身を除く): 284539760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 139, 184, 230, 278, 368, 460, 556, 695, 769, 920, 1112, 1390, 1538, 1840, 2224, 2780, 3076, 3197, 3845, 5560, 6152, 6394, 7690, 11120, 12304, 12788, 15380, 15985, 17687, 25576, 30760, 31970, 35374, 51152, 61520, 63940, 70748, 88435, 106891, 127880, 141496, 176870, 213782, 255760, 282992, 353740, 427564, 534455, 707480, 855128, 1068910, 1414960, 1710256, 2137820, 2458493, 4275640, 4916986, 8551280, 9833972, 12292465, 19667944, 24584930, 39335888, 49169860, 98339720, 196679440]

約数ペア:

[(1, 196679440), (2, 98339720), (4, 49169860), (5, 39335888), (8, 24584930), (10, 19667944), (16, 12292465), (20, 9833972), (23, 8551280), (40, 4916986), (46, 4275640), (80, 2458493), (92, 2137820), (115, 1710256), (139, 1414960), (184, 1068910), (230, 855128), (278, 707480), (368, 534455), (460, 427564), (556, 353740), (695, 282992), (769, 255760), (920, 213782), (1112, 176870), (1390, 141496), (1538, 127880), (1840, 106891), (2224, 88435), (2780, 70748), (3076, 63940), (3197, 61520), (3845, 51152), (5560, 35374), (6152, 31970), (6394, 30760), (7690, 25576), (11120, 17687), (12304, 15985), (12788, 15380)]