220171176

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:428

約数の個数: 128

約数和(自身を含む): 638668800

約数和(自身を除く): 418497624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 131, 186, 216, 248, 251, 262, 279, 372, 393, 502, 524, 558, 744, 753, 786, 837, 1004, 1048, 1116, 1179, 1506, 1572, 1674, 2008, 2232, 2259, 2358, 3012, 3144, 3348, 3537, 4061, 4518, 4716, 6024, 6696, 6777, 7074, 7781, 8122, 9036, 9432, 12183, 13554, 14148, 15562, 16244, 18072, 23343, 24366, 27108, 28296, 31124, 32488, 32881, 36549, 46686, 48732, 54216, 62248, 65762, 70029, 73098, 93372, 97464, 98643, 109647, 131524, 140058, 146196, 186744, 197286, 210087, 219294, 263048, 280116, 292392, 295929, 394572, 420174, 438588, 560232, 591858, 789144, 840348, 877176, 887787, 1019311, 1183716, 1680696, 1775574, 2038622, 2367432, 3057933, 3551148, 4077244, 6115866, 7102296, 8154488, 9173799, 12231732, 18347598, 24463464, 27521397, 36695196, 55042794, 73390392, 110085588, 220171176]

約数ペア:

[(1, 220171176), (2, 110085588), (3, 73390392), (4, 55042794), (6, 36695196), (8, 27521397), (9, 24463464), (12, 18347598), (18, 12231732), (24, 9173799), (27, 8154488), (31, 7102296), (36, 6115866), (54, 4077244), (62, 3551148), (72, 3057933), (93, 2367432), (108, 2038622), (124, 1775574), (131, 1680696), (186, 1183716), (216, 1019311), (248, 887787), (251, 877176), (262, 840348), (279, 789144), (372, 591858), (393, 560232), (502, 438588), (524, 420174), (558, 394572), (744, 295929), (753, 292392), (786, 280116), (837, 263048), (1004, 219294), (1048, 210087), (1116, 197286), (1179, 186744), (1506, 146196), (1572, 140058), (1674, 131524), (2008, 109647), (2232, 98643), (2259, 97464), (2358, 93372), (3012, 73098), (3144, 70029), (3348, 65762), (3537, 62248), (4061, 54216), (4518, 48732), (4716, 46686), (6024, 36549), (6696, 32881), (6777, 32488), (7074, 31124), (7781, 28296), (8122, 27108), (9036, 24366), (9432, 23343), (12183, 18072), (13554, 16244), (14148, 15562)]