215520816

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2131}}^1$

素因数の和:2199

約数の個数: 120

約数和(自身を含む): 663034944

約数和(自身を除く): 447514128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 43, 48, 49, 56, 84, 86, 98, 112, 129, 147, 168, 172, 196, 258, 294, 301, 336, 344, 392, 516, 588, 602, 688, 784, 903, 1032, 1176, 1204, 1806, 2064, 2107, 2131, 2352, 2408, 3612, 4214, 4262, 4816, 6321, 6393, 7224, 8428, 8524, 12642, 12786, 14448, 14917, 16856, 17048, 25284, 25572, 29834, 33712, 34096, 44751, 50568, 51144, 59668, 89502, 91633, 101136, 102288, 104419, 119336, 179004, 183266, 208838, 238672, 274899, 313257, 358008, 366532, 417676, 549798, 626514, 641431, 716016, 733064, 835352, 1099596, 1253028, 1282862, 1466128, 1670704, 1924293, 2199192, 2506056, 2565724, 3848586, 4398384, 4490017, 5012112, 5131448, 7697172, 8980034, 10262896, 13470051, 15394344, 17960068, 26940102, 30788688, 35920136, 53880204, 71840272, 107760408, 215520816]

約数ペア:

[(1, 215520816), (2, 107760408), (3, 71840272), (4, 53880204), (6, 35920136), (7, 30788688), (8, 26940102), (12, 17960068), (14, 15394344), (16, 13470051), (21, 10262896), (24, 8980034), (28, 7697172), (42, 5131448), (43, 5012112), (48, 4490017), (49, 4398384), (56, 3848586), (84, 2565724), (86, 2506056), (98, 2199192), (112, 1924293), (129, 1670704), (147, 1466128), (168, 1282862), (172, 1253028), (196, 1099596), (258, 835352), (294, 733064), (301, 716016), (336, 641431), (344, 626514), (392, 549798), (516, 417676), (588, 366532), (602, 358008), (688, 313257), (784, 274899), (903, 238672), (1032, 208838), (1176, 183266), (1204, 179004), (1806, 119336), (2064, 104419), (2107, 102288), (2131, 101136), (2352, 91633), (2408, 89502), (3612, 59668), (4214, 51144), (4262, 50568), (4816, 44751), (6321, 34096), (6393, 33712), (7224, 29834), (8428, 25572), (8524, 25284), (12642, 17048), (12786, 16856), (14448, 14917)]