81512748072

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{27059}}^1$

素因数の和:27260

約数の個数: 192

約数和(自身を含む): 260035776000

約数和(自身を除く): 178523027928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 43, 56, 63, 72, 84, 86, 126, 129, 139, 168, 172, 252, 258, 278, 301, 344, 387, 417, 504, 516, 556, 602, 774, 834, 903, 973, 1032, 1112, 1204, 1251, 1548, 1668, 1806, 1946, 2408, 2502, 2709, 2919, 3096, 3336, 3612, 3892, 5004, 5418, 5838, 5977, 7224, 7784, 8757, 10008, 10836, 11676, 11954, 17514, 17931, 21672, 23352, 23908, 27059, 35028, 35862, 41839, 47816, 53793, 54118, 70056, 71724, 81177, 83678, 107586, 108236, 125517, 143448, 162354, 167356, 189413, 215172, 216472, 243531, 251034, 324708, 334712, 376551, 378826, 430344, 487062, 502068, 568239, 649416, 753102, 757652, 974124, 1004136, 1136478, 1163537, 1506204, 1515304, 1704717, 1948248, 2272956, 2327074, 3012408, 3409434, 3490611, 3761201, 4545912, 4654148, 6818868, 6981222, 7522402, 8144759, 9308296, 10471833, 11283603, 13637736, 13962444, 15044804, 16289518, 20943666, 22567206, 24434277, 26328407, 27924888, 30089608, 32579036, 33850809, 41887332, 45134412, 48868554, 52656814, 65158072, 67701618, 73302831, 78985221, 83774664, 90268824, 97737108, 105313628, 135403236, 146605662, 157970442, 161731643, 195474216, 210627256, 236955663, 270806472, 293211324, 315940884, 323463286, 473911326, 485194929, 586422648, 631881768, 646926572, 947822652, 970389858, 1132121501, 1293853144, 1455584787, 1895645304, 1940779716, 2264243002, 2911169574, 3396364503, 3881559432, 4528486004, 5822339148, 6792729006, 9056972008, 10189093509, 11644678296, 13585458012, 20378187018, 27170916024, 40756374036, 81512748072]

約数ペア:

[(1, 81512748072), (2, 40756374036), (3, 27170916024), (4, 20378187018), (6, 13585458012), (7, 11644678296), (8, 10189093509), (9, 9056972008), (12, 6792729006), (14, 5822339148), (18, 4528486004), (21, 3881559432), (24, 3396364503), (28, 2911169574), (36, 2264243002), (42, 1940779716), (43, 1895645304), (56, 1455584787), (63, 1293853144), (72, 1132121501), (84, 970389858), (86, 947822652), (126, 646926572), (129, 631881768), (139, 586422648), (168, 485194929), (172, 473911326), (252, 323463286), (258, 315940884), (278, 293211324), (301, 270806472), (344, 236955663), (387, 210627256), (417, 195474216), (504, 161731643), (516, 157970442), (556, 146605662), (602, 135403236), (774, 105313628), (834, 97737108), (903, 90268824), (973, 83774664), (1032, 78985221), (1112, 73302831), (1204, 67701618), (1251, 65158072), (1548, 52656814), (1668, 48868554), (1806, 45134412), (1946, 41887332), (2408, 33850809), (2502, 32579036), (2709, 30089608), (2919, 27924888), (3096, 26328407), (3336, 24434277), (3612, 22567206), (3892, 20943666), (5004, 16289518), (5418, 15044804), (5838, 13962444), (5977, 13637736), (7224, 11283603), (7784, 10471833), (8757, 9308296), (10008, 8144759), (10836, 7522402), (11676, 6981222), (11954, 6818868), (17514, 4654148), (17931, 4545912), (21672, 3761201), (23352, 3490611), (23908, 3409434), (27059, 3012408), (35028, 2327074), (35862, 2272956), (41839, 1948248), (47816, 1704717), (53793, 1515304), (54118, 1506204), (70056, 1163537), (71724, 1136478), (81177, 1004136), (83678, 974124), (107586, 757652), (108236, 753102), (125517, 649416), (143448, 568239), (162354, 502068), (167356, 487062), (189413, 430344), (215172, 378826), (216472, 376551), (243531, 334712), (251034, 324708)]