81345264

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1693}}^1$

素因数の和:1735

約数の個数: 160

約数和(自身を含む): 282315264

約数和(自身を除く): 200970000

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 21, 22, 24, 26, 28, 33, 39, 42, 44, 48, 52, 56, 66, 77, 78, 84, 88, 91, 104, 112, 132, 143, 154, 156, 168, 176, 182, 208, 231, 264, 273, 286, 308, 312, 336, 364, 429, 462, 528, 546, 572, 616, 624, 728, 858, 924, 1001, 1092, 1144, 1232, 1456, 1693, 1716, 1848, 2002, 2184, 2288, 3003, 3386, 3432, 3696, 4004, 4368, 5079, 6006, 6772, 6864, 8008, 10158, 11851, 12012, 13544, 16016, 18623, 20316, 22009, 23702, 24024, 27088, 35553, 37246, 40632, 44018, 47404, 48048, 55869, 66027, 71106, 74492, 81264, 88036, 94808, 111738, 130361, 132054, 142212, 148984, 154063, 176072, 189616, 223476, 242099, 260722, 264108, 284424, 297968, 308126, 352144, 391083, 446952, 462189, 484198, 521444, 528216, 568848, 616252, 726297, 782166, 893904, 924378, 968396, 1042888, 1056432, 1232504, 1452594, 1564332, 1694693, 1848756, 1936792, 2085776, 2465008, 2905188, 3128664, 3389386, 3697512, 3873584, 5084079, 5810376, 6257328, 6778772, 7395024, 10168158, 11620752, 13557544, 20336316, 27115088, 40672632, 81345264]

約数ペア:

[(1, 81345264), (2, 40672632), (3, 27115088), (4, 20336316), (6, 13557544), (7, 11620752), (8, 10168158), (11, 7395024), (12, 6778772), (13, 6257328), (14, 5810376), (16, 5084079), (21, 3873584), (22, 3697512), (24, 3389386), (26, 3128664), (28, 2905188), (33, 2465008), (39, 2085776), (42, 1936792), (44, 1848756), (48, 1694693), (52, 1564332), (56, 1452594), (66, 1232504), (77, 1056432), (78, 1042888), (84, 968396), (88, 924378), (91, 893904), (104, 782166), (112, 726297), (132, 616252), (143, 568848), (154, 528216), (156, 521444), (168, 484198), (176, 462189), (182, 446952), (208, 391083), (231, 352144), (264, 308126), (273, 297968), (286, 284424), (308, 264108), (312, 260722), (336, 242099), (364, 223476), (429, 189616), (462, 176072), (528, 154063), (546, 148984), (572, 142212), (616, 132054), (624, 130361), (728, 111738), (858, 94808), (924, 88036), (1001, 81264), (1092, 74492), (1144, 71106), (1232, 66027), (1456, 55869), (1693, 48048), (1716, 47404), (1848, 44018), (2002, 40632), (2184, 37246), (2288, 35553), (3003, 27088), (3386, 24024), (3432, 23702), (3696, 22009), (4004, 20316), (4368, 18623), (5079, 16016), (6006, 13544), (6772, 12012), (6864, 11851), (8008, 10158)]