2219005155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{19913}}^1$

素因数の和:19980

約数の個数: 64

約数和(自身を含む): 4129367040

約数和(自身を除く): 1910361885

約数列:

[1, 3, 5, 15, 17, 19, 23, 51, 57, 69, 85, 95, 115, 255, 285, 323, 345, 391, 437, 969, 1173, 1311, 1615, 1955, 2185, 4845, 5865, 6555, 7429, 19913, 22287, 37145, 59739, 99565, 111435, 298695, 338521, 378347, 457999, 1015563, 1135041, 1373997, 1692605, 1891735, 2289995, 5077815, 5675205, 6431899, 6869985, 7785983, 8701981, 19295697, 23357949, 26105943, 32159495, 38929915, 43509905, 96478485, 116789745, 130529715, 147933677, 443801031, 739668385, 2219005155]

約数ペア:

[(1, 2219005155), (3, 739668385), (5, 443801031), (15, 147933677), (17, 130529715), (19, 116789745), (23, 96478485), (51, 43509905), (57, 38929915), (69, 32159495), (85, 26105943), (95, 23357949), (115, 19295697), (255, 8701981), (285, 7785983), (323, 6869985), (345, 6431899), (391, 5675205), (437, 5077815), (969, 2289995), (1173, 1891735), (1311, 1692605), (1615, 1373997), (1955, 1135041), (2185, 1015563), (4845, 457999), (5865, 378347), (6555, 338521), (7429, 298695), (19913, 111435), (22287, 99565), (37145, 59739)]