142720305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5503}}^1$

素因数の和:5550

約数の個数: 64

約数和(自身を含む): 295895040

約数和(自身を除く): 153174735

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 35, 39, 57, 65, 91, 95, 105, 133, 195, 247, 273, 285, 399, 455, 665, 741, 1235, 1365, 1729, 1995, 3705, 5187, 5503, 8645, 16509, 25935, 27515, 38521, 71539, 82545, 104557, 115563, 192605, 214617, 313671, 357695, 500773, 522785, 577815, 731899, 1073085, 1359241, 1502319, 1568355, 2195697, 2503865, 3659495, 4077723, 6796205, 7511595, 9514687, 10978485, 20388615, 28544061, 47573435, 142720305]

約数ペア:

[(1, 142720305), (3, 47573435), (5, 28544061), (7, 20388615), (13, 10978485), (15, 9514687), (19, 7511595), (21, 6796205), (35, 4077723), (39, 3659495), (57, 2503865), (65, 2195697), (91, 1568355), (95, 1502319), (105, 1359241), (133, 1073085), (195, 731899), (247, 577815), (273, 522785), (285, 500773), (399, 357695), (455, 313671), (665, 214617), (741, 192605), (1235, 115563), (1365, 104557), (1729, 82545), (1995, 71539), (3705, 38521), (5187, 27515), (5503, 25935), (8645, 16509)]