256222512

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19553}}^1$

素因数の和:19587

約数の個数: 120

約数和(自身を含む): 882589344

約数和(自身を除く): 626366832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2184, 3276, 4368, 6552, 13104, 19553, 39106, 58659, 78212, 117318, 136871, 156424, 175977, 234636, 254189, 273742, 312848, 351954, 410613, 469272, 508378, 547484, 703908, 762567, 821226, 938544, 1016756, 1094968, 1231839, 1407816, 1525134, 1642452, 1779323, 2033512, 2189936, 2287701, 2463678, 2815632, 3050268, 3284904, 3558646, 4067024, 4575402, 4927356, 5337969, 6100536, 6569808, 7117292, 9150804, 9854712, 10675938, 12201072, 14234584, 16013907, 18301608, 19709424, 21351876, 28469168, 32027814, 36603216, 42703752, 64055628, 85407504, 128111256, 256222512]

約数ペア:

[(1, 256222512), (2, 128111256), (3, 85407504), (4, 64055628), (6, 42703752), (7, 36603216), (8, 32027814), (9, 28469168), (12, 21351876), (13, 19709424), (14, 18301608), (16, 16013907), (18, 14234584), (21, 12201072), (24, 10675938), (26, 9854712), (28, 9150804), (36, 7117292), (39, 6569808), (42, 6100536), (48, 5337969), (52, 4927356), (56, 4575402), (63, 4067024), (72, 3558646), (78, 3284904), (84, 3050268), (91, 2815632), (104, 2463678), (112, 2287701), (117, 2189936), (126, 2033512), (144, 1779323), (156, 1642452), (168, 1525134), (182, 1407816), (208, 1231839), (234, 1094968), (252, 1016756), (273, 938544), (312, 821226), (336, 762567), (364, 703908), (468, 547484), (504, 508378), (546, 469272), (624, 410613), (728, 351954), (819, 312848), (936, 273742), (1008, 254189), (1092, 234636), (1456, 175977), (1638, 156424), (1872, 136871), (2184, 117318), (3276, 78212), (4368, 58659), (6552, 39106), (13104, 19553)]