81568368

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4259}}^1$

素因数の和:4299

約数の個数: 120

約数和(自身を含む): 274684800

約数和(自身を除く): 193116432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 112, 114, 126, 133, 144, 152, 168, 171, 228, 252, 266, 304, 336, 342, 399, 456, 504, 532, 684, 798, 912, 1008, 1064, 1197, 1368, 1596, 2128, 2394, 2736, 3192, 4259, 4788, 6384, 8518, 9576, 12777, 17036, 19152, 25554, 29813, 34072, 38331, 51108, 59626, 68144, 76662, 80921, 89439, 102216, 119252, 153324, 161842, 178878, 204432, 238504, 242763, 268317, 306648, 323684, 357756, 477008, 485526, 536634, 566447, 613296, 647368, 715512, 728289, 971052, 1073268, 1132894, 1294736, 1431024, 1456578, 1699341, 1942104, 2146536, 2265788, 2913156, 3398682, 3884208, 4293072, 4531576, 5098023, 5826312, 6797364, 9063152, 10196046, 11652624, 13594728, 20392092, 27189456, 40784184, 81568368]

約数ペア:

[(1, 81568368), (2, 40784184), (3, 27189456), (4, 20392092), (6, 13594728), (7, 11652624), (8, 10196046), (9, 9063152), (12, 6797364), (14, 5826312), (16, 5098023), (18, 4531576), (19, 4293072), (21, 3884208), (24, 3398682), (28, 2913156), (36, 2265788), (38, 2146536), (42, 1942104), (48, 1699341), (56, 1456578), (57, 1431024), (63, 1294736), (72, 1132894), (76, 1073268), (84, 971052), (112, 728289), (114, 715512), (126, 647368), (133, 613296), (144, 566447), (152, 536634), (168, 485526), (171, 477008), (228, 357756), (252, 323684), (266, 306648), (304, 268317), (336, 242763), (342, 238504), (399, 204432), (456, 178878), (504, 161842), (532, 153324), (684, 119252), (798, 102216), (912, 89439), (1008, 80921), (1064, 76662), (1197, 68144), (1368, 59626), (1596, 51108), (2128, 38331), (2394, 34072), (2736, 29813), (3192, 25554), (4259, 19152), (4788, 17036), (6384, 12777), (8518, 9576)]