256449732

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1342

約数の個数: 144

約数和(自身を含む): 784465920

約数和(自身を除く): 528016188

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 42, 44, 49, 62, 66, 77, 84, 93, 98, 124, 132, 147, 154, 186, 196, 217, 231, 294, 308, 341, 372, 434, 462, 539, 588, 651, 682, 868, 924, 1023, 1078, 1279, 1302, 1364, 1519, 1617, 2046, 2156, 2387, 2558, 2604, 3038, 3234, 3837, 4092, 4557, 4774, 5116, 6076, 6468, 7161, 7674, 8953, 9114, 9548, 14069, 14322, 15348, 16709, 17906, 18228, 26859, 28138, 28644, 33418, 35812, 39649, 42207, 50127, 53718, 56276, 62671, 66836, 79298, 84414, 98483, 100254, 107436, 118947, 125342, 158596, 168828, 188013, 196966, 200508, 237894, 250684, 277543, 295449, 376026, 393932, 436139, 475788, 555086, 590898, 689381, 752052, 832629, 872278, 1110172, 1181796, 1308417, 1378762, 1665258, 1744556, 1942801, 2068143, 2616834, 2757524, 3052973, 3330516, 3885602, 4136286, 5233668, 5828403, 6105946, 7771204, 8272572, 9158919, 11656806, 12211892, 18317838, 21370811, 23313612, 36635676, 42741622, 64112433, 85483244, 128224866, 256449732]

約数ペア:

[(1, 256449732), (2, 128224866), (3, 85483244), (4, 64112433), (6, 42741622), (7, 36635676), (11, 23313612), (12, 21370811), (14, 18317838), (21, 12211892), (22, 11656806), (28, 9158919), (31, 8272572), (33, 7771204), (42, 6105946), (44, 5828403), (49, 5233668), (62, 4136286), (66, 3885602), (77, 3330516), (84, 3052973), (93, 2757524), (98, 2616834), (124, 2068143), (132, 1942801), (147, 1744556), (154, 1665258), (186, 1378762), (196, 1308417), (217, 1181796), (231, 1110172), (294, 872278), (308, 832629), (341, 752052), (372, 689381), (434, 590898), (462, 555086), (539, 475788), (588, 436139), (651, 393932), (682, 376026), (868, 295449), (924, 277543), (1023, 250684), (1078, 237894), (1279, 200508), (1302, 196966), (1364, 188013), (1519, 168828), (1617, 158596), (2046, 125342), (2156, 118947), (2387, 107436), (2558, 100254), (2604, 98483), (3038, 84414), (3234, 79298), (3837, 66836), (4092, 62671), (4557, 56276), (4774, 53718), (5116, 50127), (6076, 42207), (6468, 39649), (7161, 35812), (7674, 33418), (8953, 28644), (9114, 28138), (9548, 26859), (14069, 18228), (14322, 17906), (15348, 16709)]