12191280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:738

約数の個数: 80

約数和(自身を含む): 38330880

約数和(自身を除く): 26139600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 643, 790, 948, 1185, 1264, 1286, 1580, 1896, 1929, 2370, 2572, 3160, 3215, 3792, 3858, 4740, 5144, 6320, 6430, 7716, 9480, 9645, 10288, 12860, 15432, 18960, 19290, 25720, 30864, 38580, 50797, 51440, 77160, 101594, 152391, 154320, 203188, 253985, 304782, 406376, 507970, 609564, 761955, 812752, 1015940, 1219128, 1523910, 2031880, 2438256, 3047820, 4063760, 6095640, 12191280]

約数ペア:

[(1, 12191280), (2, 6095640), (3, 4063760), (4, 3047820), (5, 2438256), (6, 2031880), (8, 1523910), (10, 1219128), (12, 1015940), (15, 812752), (16, 761955), (20, 609564), (24, 507970), (30, 406376), (40, 304782), (48, 253985), (60, 203188), (79, 154320), (80, 152391), (120, 101594), (158, 77160), (237, 51440), (240, 50797), (316, 38580), (395, 30864), (474, 25720), (632, 19290), (643, 18960), (790, 15432), (948, 12860), (1185, 10288), (1264, 9645), (1286, 9480), (1580, 7716), (1896, 6430), (1929, 6320), (2370, 5144), (2572, 4740), (3160, 3858), (3215, 3792)]