81739728

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{977}}^1$

素因数の和:1081

約数の個数: 120

約数和(自身を含む): 264858048

約数和(自身を除く): 183118320

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 83, 84, 112, 126, 144, 166, 168, 249, 252, 332, 336, 498, 504, 581, 664, 747, 977, 996, 1008, 1162, 1328, 1494, 1743, 1954, 1992, 2324, 2931, 2988, 3486, 3908, 3984, 4648, 5229, 5862, 5976, 6839, 6972, 7816, 8793, 9296, 10458, 11724, 11952, 13678, 13944, 15632, 17586, 20517, 20916, 23448, 27356, 27888, 35172, 41034, 41832, 46896, 54712, 61551, 70344, 81091, 82068, 83664, 109424, 123102, 140688, 162182, 164136, 243273, 246204, 324364, 328272, 486546, 492408, 567637, 648728, 729819, 973092, 984816, 1135274, 1297456, 1459638, 1702911, 1946184, 2270548, 2919276, 3405822, 3892368, 4541096, 5108733, 5838552, 6811644, 9082192, 10217466, 11677104, 13623288, 20434932, 27246576, 40869864, 81739728]

約数ペア:

[(1, 81739728), (2, 40869864), (3, 27246576), (4, 20434932), (6, 13623288), (7, 11677104), (8, 10217466), (9, 9082192), (12, 6811644), (14, 5838552), (16, 5108733), (18, 4541096), (21, 3892368), (24, 3405822), (28, 2919276), (36, 2270548), (42, 1946184), (48, 1702911), (56, 1459638), (63, 1297456), (72, 1135274), (83, 984816), (84, 973092), (112, 729819), (126, 648728), (144, 567637), (166, 492408), (168, 486546), (249, 328272), (252, 324364), (332, 246204), (336, 243273), (498, 164136), (504, 162182), (581, 140688), (664, 123102), (747, 109424), (977, 83664), (996, 82068), (1008, 81091), (1162, 70344), (1328, 61551), (1494, 54712), (1743, 46896), (1954, 41832), (1992, 41034), (2324, 35172), (2931, 27888), (2988, 27356), (3486, 23448), (3908, 20916), (3984, 20517), (4648, 17586), (5229, 15632), (5862, 13944), (5976, 13678), (6839, 11952), (6972, 11724), (7816, 10458), (8793, 9296)]