190738515

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 345830400

約数和(自身を除く): 155091885

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 157, 165, 185, 199, 407, 471, 555, 597, 785, 995, 1221, 1727, 2035, 2189, 2355, 2985, 5181, 5809, 6105, 6567, 7363, 8635, 10945, 17427, 22089, 25905, 29045, 31243, 32835, 36815, 63899, 80993, 87135, 93729, 110445, 156215, 191697, 242979, 319495, 343673, 404965, 468645, 958485, 1031019, 1155991, 1214895, 1718365, 3467973, 5155095, 5779955, 12715901, 17339865, 38147703, 63579505, 190738515]

約数ペア:

[(1, 190738515), (3, 63579505), (5, 38147703), (11, 17339865), (15, 12715901), (33, 5779955), (37, 5155095), (55, 3467973), (111, 1718365), (157, 1214895), (165, 1155991), (185, 1031019), (199, 958485), (407, 468645), (471, 404965), (555, 343673), (597, 319495), (785, 242979), (995, 191697), (1221, 156215), (1727, 110445), (2035, 93729), (2189, 87135), (2355, 80993), (2985, 63899), (5181, 36815), (5809, 32835), (6105, 31243), (6567, 29045), (7363, 25905), (8635, 22089), (10945, 17427)]