81456144

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22039}}^1$

素因数の和:22068

約数の個数: 80

約数和(自身を含む): 262364160

約数和(自身を除く): 180908016

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 231, 264, 308, 336, 462, 528, 616, 924, 1232, 1848, 3696, 22039, 44078, 66117, 88156, 132234, 154273, 176312, 242429, 264468, 308546, 352624, 462819, 484858, 528936, 617092, 727287, 925638, 969716, 1057872, 1234184, 1454574, 1697003, 1851276, 1939432, 2468368, 2909148, 3394006, 3702552, 3878864, 5091009, 5818296, 6788012, 7405104, 10182018, 11636592, 13576024, 20364036, 27152048, 40728072, 81456144]

約数ペア:

[(1, 81456144), (2, 40728072), (3, 27152048), (4, 20364036), (6, 13576024), (7, 11636592), (8, 10182018), (11, 7405104), (12, 6788012), (14, 5818296), (16, 5091009), (21, 3878864), (22, 3702552), (24, 3394006), (28, 2909148), (33, 2468368), (42, 1939432), (44, 1851276), (48, 1697003), (56, 1454574), (66, 1234184), (77, 1057872), (84, 969716), (88, 925638), (112, 727287), (132, 617092), (154, 528936), (168, 484858), (176, 462819), (231, 352624), (264, 308546), (308, 264468), (336, 242429), (462, 176312), (528, 154273), (616, 132234), (924, 88156), (1232, 66117), (1848, 44078), (3696, 22039)]