142720656

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{521}}^1$

素因数の和:984

約数の個数: 80

約数和(自身を含む): 398724480

約数和(自身を除く): 256003824

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 439, 521, 624, 878, 1042, 1317, 1563, 1756, 2084, 2634, 3126, 3512, 4168, 5268, 5707, 6252, 6773, 7024, 8336, 10536, 11414, 12504, 13546, 17121, 20319, 21072, 22828, 25008, 27092, 34242, 40638, 45656, 54184, 68484, 81276, 91312, 108368, 136968, 162552, 228719, 273936, 325104, 457438, 686157, 914876, 1372314, 1829752, 2744628, 2973347, 3659504, 5489256, 5946694, 8920041, 10978512, 11893388, 17840082, 23786776, 35680164, 47573552, 71360328, 142720656]

約数ペア:

[(1, 142720656), (2, 71360328), (3, 47573552), (4, 35680164), (6, 23786776), (8, 17840082), (12, 11893388), (13, 10978512), (16, 8920041), (24, 5946694), (26, 5489256), (39, 3659504), (48, 2973347), (52, 2744628), (78, 1829752), (104, 1372314), (156, 914876), (208, 686157), (312, 457438), (439, 325104), (521, 273936), (624, 228719), (878, 162552), (1042, 136968), (1317, 108368), (1563, 91312), (1756, 81276), (2084, 68484), (2634, 54184), (3126, 45656), (3512, 40638), (4168, 34242), (5268, 27092), (5707, 25008), (6252, 22828), (6773, 21072), (7024, 20319), (8336, 17121), (10536, 13546), (11414, 12504)]