168735728

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2113}}^1$

素因数の和:2182

約数の個数: 80

約数和(自身を含む): 402640896

約数和(自身を除く): 233905168

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 46, 56, 62, 92, 112, 124, 161, 184, 217, 248, 322, 368, 434, 496, 644, 713, 868, 1288, 1426, 1736, 2113, 2576, 2852, 3472, 4226, 4991, 5704, 8452, 9982, 11408, 14791, 16904, 19964, 29582, 33808, 39928, 48599, 59164, 65503, 79856, 97198, 118328, 131006, 194396, 236656, 262012, 340193, 388792, 458521, 524024, 680386, 777584, 917042, 1048048, 1360772, 1506569, 1834084, 2721544, 3013138, 3668168, 5443088, 6026276, 7336336, 10545983, 12052552, 21091966, 24105104, 42183932, 84367864, 168735728]

約数ペア:

[(1, 168735728), (2, 84367864), (4, 42183932), (7, 24105104), (8, 21091966), (14, 12052552), (16, 10545983), (23, 7336336), (28, 6026276), (31, 5443088), (46, 3668168), (56, 3013138), (62, 2721544), (92, 1834084), (112, 1506569), (124, 1360772), (161, 1048048), (184, 917042), (217, 777584), (248, 680386), (322, 524024), (368, 458521), (434, 388792), (496, 340193), (644, 262012), (713, 236656), (868, 194396), (1288, 131006), (1426, 118328), (1736, 97198), (2113, 79856), (2576, 65503), (2852, 59164), (3472, 48599), (4226, 39928), (4991, 33808), (5704, 29582), (8452, 19964), (9982, 16904), (11408, 14791)]