256439502

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1110

約数の個数: 96

約数和(自身を含む): 641571840

約数和(自身を除く): 385132338

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 41, 62, 66, 82, 93, 99, 123, 186, 198, 246, 279, 341, 369, 451, 558, 682, 738, 902, 1019, 1023, 1271, 1353, 2038, 2046, 2542, 2706, 3057, 3069, 3813, 4059, 6114, 6138, 7626, 8118, 9171, 11209, 11439, 13981, 18342, 22418, 22878, 27962, 31589, 33627, 41779, 41943, 63178, 67254, 83558, 83886, 94767, 100881, 125337, 125829, 189534, 201762, 250674, 251658, 284301, 347479, 376011, 459569, 568602, 694958, 752022, 919138, 1042437, 1295149, 1378707, 2084874, 2590298, 2757414, 3127311, 3885447, 4136121, 6254622, 7770894, 8272242, 11656341, 14246639, 23312682, 28493278, 42739917, 85479834, 128219751, 256439502]

約数ペア:

[(1, 256439502), (2, 128219751), (3, 85479834), (6, 42739917), (9, 28493278), (11, 23312682), (18, 14246639), (22, 11656341), (31, 8272242), (33, 7770894), (41, 6254622), (62, 4136121), (66, 3885447), (82, 3127311), (93, 2757414), (99, 2590298), (123, 2084874), (186, 1378707), (198, 1295149), (246, 1042437), (279, 919138), (341, 752022), (369, 694958), (451, 568602), (558, 459569), (682, 376011), (738, 347479), (902, 284301), (1019, 251658), (1023, 250674), (1271, 201762), (1353, 189534), (2038, 125829), (2046, 125337), (2542, 100881), (2706, 94767), (3057, 83886), (3069, 83558), (3813, 67254), (4059, 63178), (6114, 41943), (6138, 41779), (7626, 33627), (8118, 31589), (9171, 27962), (11209, 22878), (11439, 22418), (13981, 18342)]