217838190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{15889}}^1$

素因数の和:16356

約数の個数: 32

約数和(自身を含む): 523988640

約数和(自身を除く): 306150450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 457, 914, 1371, 2285, 2742, 4570, 6855, 13710, 15889, 31778, 47667, 79445, 95334, 158890, 238335, 476670, 7261273, 14522546, 21783819, 36306365, 43567638, 72612730, 108919095, 217838190]

約数ペア:

[(1, 217838190), (2, 108919095), (3, 72612730), (5, 43567638), (6, 36306365), (10, 21783819), (15, 14522546), (30, 7261273), (457, 476670), (914, 238335), (1371, 158890), (2285, 95334), (2742, 79445), (4570, 47667), (6855, 31778), (13710, 15889)]