1264241820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{661}}^1$

素因数の和:1051

約数の個数: 96

約数和(自身を含む): 3587383296

約数和(自身を除く): 2323141476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 251, 254, 381, 502, 508, 635, 661, 753, 762, 1004, 1255, 1270, 1322, 1506, 1524, 1905, 1983, 2510, 2540, 2644, 3012, 3305, 3765, 3810, 3966, 5020, 6610, 7530, 7620, 7932, 9915, 13220, 15060, 19830, 31877, 39660, 63754, 83947, 95631, 127508, 159385, 165911, 167894, 191262, 251841, 318770, 331822, 335788, 382524, 419735, 478155, 497733, 503682, 637540, 663644, 829555, 839470, 956310, 995466, 1007364, 1259205, 1659110, 1678940, 1912620, 1990932, 2488665, 2518410, 3318220, 4977330, 5036820, 9954660, 21070697, 42141394, 63212091, 84282788, 105353485, 126424182, 210706970, 252848364, 316060455, 421413940, 632120910, 1264241820]

約数ペア:

[(1, 1264241820), (2, 632120910), (3, 421413940), (4, 316060455), (5, 252848364), (6, 210706970), (10, 126424182), (12, 105353485), (15, 84282788), (20, 63212091), (30, 42141394), (60, 21070697), (127, 9954660), (251, 5036820), (254, 4977330), (381, 3318220), (502, 2518410), (508, 2488665), (635, 1990932), (661, 1912620), (753, 1678940), (762, 1659110), (1004, 1259205), (1255, 1007364), (1270, 995466), (1322, 956310), (1506, 839470), (1524, 829555), (1905, 663644), (1983, 637540), (2510, 503682), (2540, 497733), (2644, 478155), (3012, 419735), (3305, 382524), (3765, 335788), (3810, 331822), (3966, 318770), (5020, 251841), (6610, 191262), (7530, 167894), (7620, 165911), (7932, 159385), (9915, 127508), (13220, 95631), (15060, 83947), (19830, 63754), (31877, 39660)]